Most of the more advanced democracies have rules about not allowing reporting of results until polls are closed for a reason. Many don't even allow reporting until official results are released. Informal exit polls and advanced opinion polls are bad enough.
The idea is for people to vote for who they think will be the best, not vote for who send to be doing well or poorly up to that point
Physical when possible. Little downside and some potential resale value down the line. Faster installs, even accounting for updates. Sometimes less space taken up on a device that should really have more than it does.
Until they start discounting digital over physical, why wouldn't you?