You don't hire juniors to do menial chores

As if companies cared that much for the long term?

If they did they wouldn't have made 90% of their stupid ass product and market "quick money grab / alienate users" decisions.

The answer to the question of "future seniors would be the same as with those decisions: "who cares, us C-levels would have moved on by then anyway" and "we'll handle it when we get there".