It's stupid
Definitely.
they'll lose in court
I'm not sure they will, genuinely. They intentionally abandoned the domain name for the website... and they're no longer using the logo or name anywhere on their product, or corporate documentation.
The case that it's up for grabs is actually decently strong.
It's like the birthday problem, but goth-themed.
Why be condescending now?
You already fucked up the point you were making. By all means, insult people's intelligence at the start of the conversation, before you fuck up. Doing it at the same time as fucking up looks bad... but insults after you fuck up looks even worse.
Similar: having characteristics in common.
Looking similar does mean that two things are similar. You could have tried to make your point in a variety of ways, but you chose the way that can be countered by simply understanding English.
0/10
Yeah, I straight up don't respond until they've asked/said the thing that they're contacting me for.
Usually they finish their thought without me ever needing to respond. I did have one coworker who just... never said anything else. That's also a win.
9th amendment.
It's the best amendment, despite being, legally, the most useless.
I would argue that it was meant to cover the kind of situation where a private company is given government permission to gather surveillance data from the citizenry, in exchange for access to said data.
Steamboat Willie is an example of Copyright. Twitter is an example of a Trademark. A Copyright is much much much easier to defend than a Trademark.
https://www.uspto.gov/trademarks/basics/trademark-patent-copyright