3 * There are only currently two modes, command mode and insert mode.
4 * Motions have repeat support, `d3w` will delete three words.
5 * Insert mode can be entered using `i`, `I`, `a`, `A`, `o`, or `O`.
6 * Registers are a work in progress
8 * `a-z` - Named registers
9 * `A-Z` - Appending to named registers
10 * `*`, `+` - System clipboard registers, although there's no distinction between the two currently.
11 * `%` - Current filename read-only register
12 * `_` - Blackhole register
14 * default buffer doesn't yet save on delete operations.
15 * Setting `wrapLeftRightMotion` acts like VIM's whichwrap=h,l,<,>