docs: Footnotes, typos, clarification

readme.md

@@ -2,7 +2,8 @@
 
 ## Purpose of this project
 
-Garmin created fantastic Head-up Display, but they had it discontinued in 2015 [src](https://support.garmin.com/pl-PL/?faq=gJy4U1QaPL2gBs3AqQ7Lm5). Fortunately, whole protocol had beed [reverse engineered](https://github.com/gabonator/Work-in-progress/tree/master/GarminHud). This allowed community to createte their own works.
+Garmin created fantastic Head-up Display, but they had it discontinued in 2015[^1].
+Fortunately, whole protocol had been reverse engineered[^2]. This allowed community to create their own works.
 
 ## Works
 
@@ -14,13 +15,17 @@ Two weeks later I switched to Mapbox as completely standalone solution. Despite
 
 ### Stack
 
-- Kotlin 1.9i
+- Kotlin 1.9 
 - Mapbox SDK 11.5.1
   - Navigation SDK 3.2.0
   - Search SDK 2.4.0
 
 ### Future works
 
+All the plans cannot be simply specified as they depend on many factors.
+Main conception is not firmly grunted so it can depend on final decisions:
+
+1. Standalone application
    - optimisation
    - bug fixes
      - camera behaviour
@@ -29,4 +34,15 @@ Two weeks later I switched to Mapbox as completely standalone solution. Despite
      - garmin connection fixes - socket behaviour on reconnect
      - maneuver processing (on long distances it refreshes every 10+ km)
    - Android Auto integration
-- create fork for first idea of proxying GMaps
+   - POIs
+   - speed cameras database
+   - traffic data
+
+2. Proxy (one to choose from)
+   - Google Maps (probably)
+   - Yanosik
+   - Waze
+
+[^1]: Source: https://support.garmin.com/pl-PL/?faq=gJy4U1QaPL2gBs3AqQ7Lm5
+
+[^2]: As widely described on sites like Hackday. Most repeated repo link is https://github.com/gabonator/Work-in-progress/tree/master/GarminHud