Internet randos, executives. Next in line should be fellow programmers "Why the f should I tell you my reasons, if you are competent programmer you should allready know everything".
A rental company buying tons of machines and which has to calculate disposal costs has a different negotiating power over a number of individuals buying.
Wikipedia mentions that it is contested if it is intentional or not.
Personaly for me, intentionality doesn't seem far fetched, given gulags, forced relocations to siberia without supplies and liberal presentation of history/facts
(ussr guides said that kaliningrad is russian from olden times).
I think there's a third option -- that of independent Ukraine, unassociated with anyone (Swiss-style). The option of NATO -- as is clear from Russian actions -- isn't acceptable to Russia, but this third option may be.
(And I don't get into the argument of whether Russia should have a say in Ukraine's future — you and I may completely agree that it shouldn't, but Russia clearly thinks otherwise.)
Europe sees a lot of parallels with what happend right before ww2 (germany taking a bite here and there; testing responses; extending influence and gathering resources)
couple of months of sanctions. Not sure how many russians will want to endure. Of course putin will try to turn it into some patriotic narative, but truth will spread. Holding ukrain will not be simple. People there have tasted freedom. It will not be so easy to feed government news to them.