tidying up readme

README.md

@@ -26,7 +26,7 @@ Part ID Number: 0xa000cw898 0x09898908  (redacted)
 Serial Number: 000000000 0000 00 00000000 (redacted
 ```
 
-### GPS sim (Download + compile) (via https://slowmin.com/fake-gps-with-a-hackrf-one/)
+### GPS sim (Download + compile) 
 ```
 $ git clone https://github.com/osqzss/gps-sdr-sim.git
 $ cd gps-sdr-sim
@@ -34,6 +34,9 @@ $ make
 
 ```
 
+Making gps sim only takes a few seconds.
+
+
 ## Installing on Arch
 you could build gps-sdr-sim from scratch, but I choose to use the binary provided by the 'blackarch' distro's repository.
 
@@ -54,7 +57,7 @@ you could build gps-sdr-sim from scratch, but I choose to use the binary provide
 
  Extract the compressed file in a place you will remember
 
-### Generate simulated motion file
+## Generate simulated motion file
 
  Generate binary file to be transmitted by hackrf:
 
@@ -65,7 +68,7 @@ you could build gps-sdr-sim from scratch, but I choose to use the binary provide
  The default option generates a 300sec (5 min) 'motion' file. This can be increased by using using the '-d' option. The last part is the location of your choosing (lat, long, altitude). This will run for 300 seconds and generate a 'gpssim.bin' file. **NOTE** the lat/long/alt should not contain any spaces, only commas.
  
 
-### Spoof location
+## Spoof location
 
  To transmit your spoofed gps position using the hackrf use the follwing command:
 
@@ -78,13 +81,13 @@ you could build gps-sdr-sim from scratch, but I choose to use the binary provide
  
  Enjoy!
 
-### Test results
+## 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
+## 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