added some possible improvements and test results

README.md

@@ -46,4 +46,15 @@ you could build gps-sdr-sim from scratch, but I choose to use the binary provide
  The motion file only simulates for a given period (-d), luckily hackrf_transfer can repeat the transmission with the '-R' switch!
  (see: https://www.blackhat.com/docs/eu-15/materials/eu-15-Kang-Is-Your-Timespace-Safe-Time-And-Position-Spoofing-Opensourcely-wp.pdf)
  
- Enjoy!
+ Enjoy!
+
+### Test results
+
+Vulnurable devices tested (no need to switch of wifi, gsm etc, works out of the box):
+
+* iPhone 6, running iOS 12.4.4
+* Samsung s10e, running Anroid 10
+ 
+### Improvements
+
+ Combine with fake wifi access points from desired location geo-ap database such as WiGLE  (https://api.wigle.net/) or here https://www.mylnikov.org/archives/1170