Isn't everyone using OLD these days. Everyone is busy, it is harder to meet real life people who are available without hanging out in bars and clubs. I assume this is why you are using OLD as you have a small child.
What's the harm in meeting for a coffee or a drink in a public place.
I really don't think you can learn much about a person via email. Conversations by email or texting is completely different to real life situations. Written text is open to so many different interpretations.
If you keep looking for the bad in everyone you will never find anyone we all have bad, annoying habits etc.
I have recently read a book about it talks about being open to love/relationships. You have to be open to all sorts of people, your prince charming may not come in the package you are requiring. And just saying because the sperm donor didn't have a college degree doesn't mean other suitors without a degree are going to be deadbeats.