- Must be greater than zero
- Must be a power of two (but can override with `--allow uneven-piece-length`
- Must be greater than 16KiB (but can override with `--allow small-piece-length`
- Must be less than u32 max
type: changed
Colored output can be controlled on the command line with
`--use-color auto|always|never`. The default is `auto`, which enables
color if `imdl` detects that it is printing to a terminal.
Color can be disabled entirely by setting the `NO_COLOR` environment
variable.
type: added
