Someone testing on themselves is how we learned what causes and how to treat ulcers (the researcher earned a Nobel prize for giving himself an ulcer, and then treating it), among other things.
Controlled trials are great, but research has to start somewhere.
You may have missed “also.” The comment does not suggest replacing the current list.
Worth noting, the existing list dies actually appear to cover both known working and known not working apps - apps that do not work have their names given in strikethrough.
I’ve personally lived in places where the closest convenience store was 2.25 km, and the grocery store was nearly 18km, as well as places where a convenience store was literally a part of my building, and grocery stores were walkable distances.
The U.S. is enormous and varied. Take a look at truesizeof and compare the U.S. and Europe (don’t forget to add Alaska and Hawaii - they won’t be included in the contiguous states). Consider how different London is from rural Romania.
The president’s “official act” would be issuing the pardon. The referenced Supreme Court decision just means it would not be a “crime” for the president to issue said pardon, not that the pardon would stand.
The president can’t intervene at the state level. From americanbar.org:
A U.S. president has broad but not unlimited powers to pardon. For example, a president cannot pardon someone for a state crime.
I think to be fair, you’ve got to compare his before and after, rather than comparing him to anyone else.
I certainly wouldn’t say he looks young, but I think he’s on a better trajectory.