Hey, @TFG, check this out — http://www.jemarch.net/poke
I was trying to do something similar (with more sed-like workflow) last year, but someone actually made it into a released bit of software, and a community around it.
some kind of tuned hex editor?
@jonn
I think I would have to give it a deeper look. It's a little out of my sphere 🤔
We're doing file forensics 99% of the time (timestamps, DBs etc.)... never dive in that deep in this deep in binaries.