There are lots of configuration formats that already have parsers, why does everyone need their own? TOML, YAML, INI, bash convention, those are just off the to

There are lots of configuration formats that already have parsers, why does everyone need their own? TOML, YAML, INI, bash convention, those are just off the top of my head. Whatever you need out of a configuration file format, it's probably already been done, and someone else has already done the hard work of specifying the language and writing a parser for it, all you have to do is hook into it.