Finally .scam might be something for all us scammer, I'm tired of getting mixed up with a bunch of honest-looking people.

None of this seem to have any rhyme or reason. What's the reason for these to exists, besides to raise funds for whorever is selling these?

The cat is out of the bag. TLDs are now the domains of the rich. Why not have .taylorswift? It's just 250k https://gtlds.fyi/names/taylorswift

As for the rest, meh, these could be "I have an idea for a domain" but the domain costs 250k