Clearly indicate lack of inherent support for the advertised formats

[koutheir]

Indicate clearly that this tool does not inherently support the advertised formats, but instead spawns child processes to perform its operations.

[abbychau]

I was hyped to this project too xD

[marcospb19]

@koutheir @abbychau if spawning child processes is a problem for your usage case, you might want to check Ouch.