Firefox add-on Ad Block Plus works great.
I have never seen any ads on this site.
Our questions about it also include:
2a. By whom
3a. By whom
A lot of theories have been trotted out.
Grammar matters,
Spelling matters.
Sentence formation matters.
What might 'your doing' mean?
(Anons have discussed this at length, no need to reply again, just wanted to bring it to your attention if you haven't seen.)
@realDonaldTrump
The National Institutes of Health is home to some of the greatest doctors, scientists, and researchers in the world. Thank you for all your doing @NIH, keep up the great work! https://twitter.com/whitehouse/status/1234928714053369856 …
3:18 PM - 3 Mar 2020 PST