Should the character limit in comments be higher?
Not really. You can always carry on onto another comment if you need to. I just wish the comment box was a box and not a continuous line. It would be far easier to use - especially on a phone.
Retrospring uses Markdown for formatting
*italic text* for italic text
*italic text*
**bold text** for bold text
**bold text**
[link](https://example.com) for link
[link](https://example.com)