diff --git a/cli/src/main.rs b/cli/src/main.rs
index 9ca9222..1c0b555 100644
--- a/cli/src/main.rs
+++ b/cli/src/main.rs
@@ -18,34 +18,34 @@ use svg2gcode::{
 #[derive(Debug, StructOpt)]
 #[structopt(name = "svg2gcode", author, about)]
 struct Opt {
-    /// Curve interpolation tolerance
+    /// Curve interpolation tolerance (mm)
     #[structopt(long, default_value = "0.002")]
     tolerance: f64,
-    /// Machine feed rate in mm/min
+    /// Machine feed rate (mm/min)
     #[structopt(long, default_value = "300")]
     feedrate: f64,
-    /// Dots per inch (DPI) for pixels, points, picas, etc.
+    /// Dots per Inch (DPI)
+    /// Used for scaling visual units (pixels, points, picas, etc.)
     #[structopt(long, default_value = "96")]
     dpi: f64,
     #[structopt(alias = "tool_on_sequence", long = "on")]
-    /// Tool on "G-Code sequence
+    /// G-Code for turning on the tool
     tool_on_sequence: Option<String>,
     #[structopt(alias = "tool_off_sequence", long = "off")]
-    /// Tool off "G-Code sequence
+    /// G-Code for turning off the tool
     tool_off_sequence: Option<String>,
-    /// Optional "G-Code begin sequence (i.e. change to a cutter tool)
+    /// G-Code for initializing the machine at the beginning of the program
     #[structopt(alias = "begin_sequence", long = "begin")]
     begin_sequence: Option<String>,
-    /// Optional "G-Code end sequence, prior to program end (i.e. put away a cutter tool)
+    /// G-Code for stopping/idling the machine at the end of the program
     #[structopt(alias = "end_sequence", long = "end")]
     end_sequence: Option<String>,
-    /// A file path for an SVG, else reads from stdin
+    /// A file path to an SVG, else reads from stdin
     file: Option<PathBuf>,
     /// Output file path (overwrites old files), else writes to stdout
     #[structopt(short, long)]
     out: Option<PathBuf>,
-    /// Set where the bottom left corner of the SVG will be placed. Also affects begin/end and
-    /// on/off sequences.
+    /// Coordinates for the bottom left corner of the machine
     #[structopt(long, default_value = "0,0")]
     origin: String,
     /// Whether to use circular arcs when generating g-code
diff --git a/lib/src/lib.rs b/lib/src/lib.rs
index 2e18415..42fdbf2 100644
--- a/lib/src/lib.rs
+++ b/lib/src/lib.rs
@@ -1,13 +1,13 @@
 /// Approximate [Bézier curves](https://en.wikipedia.org/wiki/B%C3%A9zier_curve) with [Circular arcs](https://en.wikipedia.org/wiki/Circular_arc)
 mod arc;
-/// Converts an SVG to "G-Code in an internal representation
+/// Converts an SVG to G-Code in an internal representation
 mod converter;
-/// Emulates the state of an arbitrary machine that can run "G-Code
+/// Emulates the state of an arbitrary machine that can run G-Code
 mod machine;
-/// Operations that are easier to implement after "G-Code is generated, or would
+/// Operations that are easier to implement after G-Code is generated, or would
 /// otherwise over-complicate SVG conversion
 mod postprocess;
-/// Provides an interface for drawing lines in "G-Code
+/// Provides an interface for drawing lines in G-Code
 /// This concept is referred to as [Turtle graphics](https://en.wikipedia.org/wiki/Turtle_graphics).
 mod turtle;
 
diff --git a/lib/src/machine.rs b/lib/src/machine.rs
index 9af337f..6f8b84a 100644
--- a/lib/src/machine.rs
+++ b/lib/src/machine.rs
@@ -35,7 +35,7 @@ impl std::ops::Not for Distance {
 }
 
 /// Generic machine state simulation, assuming nothing is known about the machine when initialized.
-/// This is used to reduce output "G-Code verbosity and run repetitive actions.
+/// This is used to reduce output G-Code verbosity and run repetitive actions.
 #[derive(Debug, Default, Clone)]
 pub struct Machine<'input> {
     supported_functionality: SupportedFunctionality,
diff --git a/web/src/inputs.rs b/web/src/inputs.rs
index ef14e58..2d65e48 100644
--- a/web/src/inputs.rs
+++ b/web/src/inputs.rs
@@ -276,27 +276,27 @@ macro_rules! form_input {
 form_input! {
     Tolerance {
         "Tolerance",
-        "Curve interpolation tolerance",
+        "Curve interpolation tolerance (mm)",
         tolerance,
     }
     Feedrate {
         "Feedrate",
-        "Machine feedrate in mm/min",
+        "Machine feedrate (mm/min)",
         feedrate,
     }
     Dpi {
         "Dots per Inch",
-        "Used for non-physical units (pixels, points, picas, etc.)",
+        "Used for scaling visual units (pixels, points, picas, etc.)",
         dpi,
     }
     OriginX {
         "Origin X",
-        "X-axis coordinate for the bottom left corner of the SVG",
+        "X-axis coordinate for the bottom left corner of the machine",
         origin => 0,
     }
     OriginY {
         "Origin Y",
-        "Y-axis coordinate for the bottom left corner of the SVG",
+        "Y-axis coordinate for the bottom left corner of the machine",
         origin => 1,
     }
 }
@@ -390,9 +390,10 @@ pub fn settings_form() -> Html {
                     <FeedrateInput/>
                     <OriginXInput/>
                     <OriginYInput/>
-                    <FormGroup success=true>
+                    <FormGroup>
                         <Checkbox
                             label="Enable circular interpolation"
+                            desc="Please check if your machine supports G2/G3 commands before enabling this"
                             checked={circular_interpolation_checked}
                             onchange={on_circular_interpolation_change}
                         />
@@ -437,89 +438,6 @@ pub fn settings_form() -> Html {
     }
 }
 
-// pub enum FileMsg {
-//     File(File),
-//     Data(FileData),
-// }
-
-// pub struct SvgUploadOrLink {
-//     link: ComponentLink<Self>,
-//     reader_task: Option<ReaderTask>,
-// }
-
-// impl Component for SvgUploadOrLink {
-//     type Message = FileMsg;
-
-//     type Properties = ();
-
-//     fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
-//         Self {
-//             link,
-//             reader_task: None,
-//         }
-//     }
-
-//     fn update(&mut self, msg: Self::Message) -> ShouldRender {
-//         match msg {
-//             FileMsg::File(file) => {
-//                 self.reader_task = Some(
-//                     ReaderService::read_file(file, self.link.callback(FileMsg::Data)).unwrap(),
-//                 );
-//                 false
-//             }
-//             FileMsg::Data(data) => {
-//                 self.reader_task = None;
-//                 false
-//             }
-//         }
-//     }
-
-//     fn change(&mut self, _props: Self::Properties) -> ShouldRender {
-//         todo!()
-//     }
-
-//     fn view(&self) -> Html {
-//         html! {
-//             <label>
-//                 { "SVG File" }
-//                 <input type="file" accept=".svg,image/svg+xml" multiple=false onchange={
-//                     self.link.callback(|value| {
-//                         if let ChangeData::Files(files) = value {
-//                             FileMsg::File(files.get(0).unwrap())
-
-//                         } else {
-//                             unreachable!()
-//                         }
-//                     })
-//                 }/>
-//             </label>
-//         }
-//     }
-// }
-
-// trait FileInputDispatcher: Dispatcher {
-//     fn file_text(
-//         &self,
-//         f: impl Fn(&mut <Self::Store as Store>::Model, Result<String, FileReadError>) + Copy + 'static,
-//     ) -> Callback<FileList>
-//     where
-//         Self: Clone,
-//     {
-//         let set_file = self.future_callback_with(f);
-//         Callback::from(move |file_list: FileList| {
-//             for file in (0..file_list.length()).filter_map(|i| file_list.item(i)) {
-//                 let cb = set_file.clone();
-//                 read_as_text(&gloo_file::File::from(file), move |result| {
-//                     cb.emit(result);
-//                 })
-//                 .await;
-//             }
-//         })
-//     }
-// }
-
-// impl<T: Dispatcher> FileInputDispatcher for T {}
-
 #[function_component(SvgInput)]
 pub fn svg_input() -> Html {
     let app = use_store::<AppStore>();
diff --git a/web/src/spectre/mod.rs b/web/src/spectre/mod.rs
index 85cc78f..a5c04c4 100644
--- a/web/src/spectre/mod.rs
+++ b/web/src/spectre/mod.rs
@@ -116,6 +116,7 @@ where
 #[derive(Properties, PartialEq, Clone)]
 pub struct CheckboxProps {
     pub label: &'static str,
+    pub desc: Option<&'static str>,
     #[prop_or(false)]
     pub checked: bool,
     #[prop_or_default]
@@ -131,6 +132,13 @@ pub fn checkbox(props: &CheckboxProps) -> Html {
                 <Icon form={true} name={IconName::None} />
                 { props.label }
             </label>
+            {
+                if let Some(desc) = props.desc {
+                    html! { <p class="form-input-hint">{ desc }</p> }
+                } else {
+                    html!()
+                }
+            }
         </>
     }
 }