Change name of SliderWithNowMarker component

src/mainsite/components/Slider/SliderWithNowMarker.tsx

@@ -14,14 +14,11 @@ interface Props {
   nowValue?: number;
 }
 
-const THUMB_WIDTH = 14;
 
 /**
- * The browser's native slider is difficult to style and leads
- * to very small tap targets on mobile, so instead we render a
- * transparent slider and use a custom UI in front of it.
+ * Slider extended with small marker to indicate the current "real world" value of a parameter for future projections.
  */
-const Slider: React.FC<Props> = ({
+const SliderWithNowMarker: React.FC<Props> = ({
   min,
   max,
   onChange,
@@ -67,4 +64,4 @@ const Slider: React.FC<Props> = ({
   );
 };
 
-export default Slider;
+export default SliderWithNowMarker;