a basic pseudo code example of the temporal remote switch control: (it can implement many other things or use a similar approach)
int flag_EnablePayments=0;
int flag_otherDebug1=0;
int flag_otherDebug2=0;
int flag_parameter1=0;
.......
string controlAddress;
double trInput;
...
Great Idea. I really like it.
Maybe setting a one-time-use centralized switch could help to reduce the stress related with multiple software updates. The switch will not have a pre defined time to activate it. (Additionally it could work as an emergency shut-off for a revert, just in case it...