A jtag debugger isn't the same as just debugging a local program on your system. Normally it is required to do initial hardware bringup, where you need physic

A jtag debugger isn't the same as just debugging a local program on your system. Normally it is required to do initial hardware bringup, where you need physical access to the cpu. Probably not wise to ship one enabled on production gear, I used to work on things that required some soldering to get access.