critical. timing plays a part in everything. is this the right time?
what other work will this create? whenever you choose to do something, you’re always creating the possibility of additional work. is that worth it? is it worth it right now?
who needs to be involved? sometimes you want to do something, why and why now is clear, but you need someone’s specific skill to pull it off. and you may not have it available right now. what would it cost to take that person off what they’re already doing? or to find someone else with that skill? is any of that worth it right now?
how many people will this affect? 