I know the type of faster your looking for ...

I've never found a source that does them small enough. If you find such a source
please let me know.
People have used normal threaded bolts before but I'd worry about the long term reliability of that solution. That's not to say it wouldn't work but there is probably a reason why no knife manufacturer has ever gone that route

Adding a flash drive there might be fun but keep in mind that you will place a lot of strain on the USB socket due to the weight.