That was my first thought - I selected some generic USB pedal, but it failed to arrive, so I used what I had at hand. Also, there could be a problem with pre-ma

That was my first thought - I selected some generic USB pedal, but it failed to arrive, so I used what I had at hand. Also, there could be a problem with pre-made USB pedals - they may only transmit events on pedal down, like it happened for Vim Clutch author (https://github.com/alevchuk/vim-clutch https://github.com/alevchuk/vim-clutch).