It will be compatible but might run into issues. If you check online, 3000 series already has loads of booting/compatibility issues with the new bios that were released for B450 boards last year and has reduced the BIOS features due to difference in ROM size.
Had bought 3300x back in July via Amazon and it was delivered on time, it went kaput so RMA process also accepted their invoice and it was a smooth process so you can go ahead(I can only comment on Amazon way as I used it only and not their website)
You need an external monitor for 13inch it’s not comfortable for long hours.
I have used 15.6 pro which is okayish for long work hours, I have used Air 13.3 in my previous org with 22inch monitor which used to be better than coding on 13.3inch in emergencies.
For long coding hours, it’s best to...
Yep exactly enjoy what you have and it’s an endless cycle of technological innovations and the pace has been pretty nice in this last few years, let’s see how is the next decade going to be wrt these innovations!
Even if Biden wins and becomes President, the Senate is already won by Trump by majority 55+ out of 110 so I don’t think so any major reforms can be passed without his consent. So here we go Trump is not going anywhere as per the data now!