Xah Talk Show 2019-04-22 B, live coding JavaScript app, Arrow Keys Efficiency vim HJKL vs IJKL

Xah Talk Show 2019-04-22 B, live coding JavaScript app, Arrow Keys Efficiency vim HJKL vs IJKL
vi hjkl vs ijkl 2019-04-25 yw779
vi hjkl vs ijkl 2019-04-25

Arrow Keys Arrangement Efficiency: vim HJKL vs IJKL