> There is* a common trap as the cron PATH is usually just /usr/bin:/bin so anything in /usr/local/bin, or in /sbin won't be there.

There will always be a default. Is systemd timer's default inherently correct for all users any more than cron's is?

I'm just playing devil's advocate here, but why not just change cron, then? Good for the goose is good for the gander?