GPS Recorder - track filename ? and potential issue

GPS Setup is pretty much ready. I have most of the code in my repository.
Switched to using promises and noticed that I dont think the delay() function is working as expected.

LOG USING EXISTING (hacky loop) METHOD

  >
 ____                 _
|  __|___ ___ ___ _ _|_|___ ___
|  __|_ -| . |  _| | | |   | . |
|____|___|  _|_| |___|_|_|_|___|
         |_| espruino.com
 2v08.167 (c) 2019 G.Williams
1612906951505.60473632812 : loadSettings()
1612906951580.55590820312 : [object Object]
1612906960116.4140625 : exitSetup()
1612906960118.94702148437 : [object Object]
1612906960754.65869140625 : setupGPS() PSMOO  <<== time between
1612906961038.22802734375 : Powering GPS Off  <<== is 284ms

see 'Configuring GPS' message

CONSOLE LOG USING PROMISES

>

 ____                 _
|  __|___ ___ ___ _ _|_|___ ___
|  __|_ -| . |  _| | | |   | . |
|____|___|  _|_| |___|_|_|_|___|
         |_| espruino.com
 2v08.167 (c) 2019 G.Williams
1612907245516.38134765625 : loadSettings()
1612907245591.24096679687 : [object Object]
1612907262076.53149414062 : exitSetup()
1612907262078.91186523437 : [object Object]
1612907262716.82080078125 : setupGPS() PSMOO <<==  time between 
1612907262723.29052734375 : Powering GPS Off <<==  is 7ms
ERROR: Invalid RX or TX pins
ERROR: Invalid RX or TX pins
ERROR: Invalid RX or TX pins
ERROR: Invalid RX or TX pins
>

The 4 ERROR: Invalid RX or TX pins messages look like they are a response to config commands being sent too fast to the GPS. Also the time between calling setupGPS() and 'Powering off GPS' log message is only 7ms with the promises code.