What browsers show this problem?
Chrome and Microsoft Edge
2. Please share an example project (if possible).
N/A
3. Describes the steps to reproduce this issue.
Use your mouse or finger(on your phone or tablet) to mark an area of someone's post
4. What does Snap! currently do?
Let's us quote the signature
5. What should Snap! do instead?
Let us quote the post only
Here's a screenshot:
https://drive.google.com/open?id=1BMVvo3_Ep65BPhX3mrgL0g56UDjvVtSO
What if it's the signature I want to respond to?
We didn't write the forum software. It's a vanilla Discourse. Hacking it up is really low priority (except that clicking on the 
logo at the top should go to the 
home page, not to the forum home page).
I think you're trying too hard to find things to complain about. :~)
Nope.
That may result spamming.
But looks like I will have to decrease the number. But remember, I will be posting if I need to.