Ya somewhere near the control is preferable. For you with surface mount control(s), I'd say just fwd is as good a place as any. Like Joe I hook the tether around my thigh.
Speaking of teachers: I had a teacher in 9th grade I wanted to wrap around one of my legs. Ahh yes ... Miss Ober ... dang was she hot! But I digress.
"Dead man switch", "Ignition cut off switch", "Kill switch". Call em what you want but I highly recommend folks install one. And use it.
Imagine that guy treading water, watching his boat ghost ride into the raft & dock. How much ya wanna bet he said to himself at least once, "Gee I wish I had my lanyard hooked up ..."