I just bought a SaaS a few months ago which was initially built as a MVP. It was full of these "I should fix that later" kind of comments - they are in nearly

I just bought a SaaS a few months ago which was initially built as a MVP. It was full of these "I should fix that later" kind of comments - they are in nearly every file... I now add new features and rewrite parts of the code from time to time but to be honest, some parts of the product should have been built in a completely different way from the beginning. This makes me wonder, how many Startups build equally ugly MVPs...