This would keep blocking working for its main purpose: preventing interaction with a specific account over the long term.
While preventing one of its main misuses: people using the block feature to shut down legitimate discussion and criticism in live comment sections.
Tell that to anyone that's been actively harassed. I'm sure they'll appreciate the 24 hour free harassment window before the block takes effect
Absolutely not. Just because you were not done arguing with someone doesn't mean they have to endure your shit because you feel you must be heard.
You can press "disable inbox replies" for the relevant comment or comments. Problem solved.
You can be blocked and get over it.
No, let it go into effect right away.
But make them expire after 7 days or so.
Also no. Why should I have to do extra work to keep someone from harassing me?