If we were serious about stopping jihad we would not let any muslims in and would expel those that are here.
Sudden Jihad Syndrome can strike at any time.
Any muslim can suddenly start following the example of their prophet and his instructions in their “holy” book and start killing infidels.
Rome wasn’t built in a day, it can’t be dismantled in a day.
It’s a very good start. Proof is that Moslems and their assistants hate it. Plus, NO refugees AT ALL for 120 days.
These “bans” will doubtlessly be extended and enhanced, now that SCOTUS has its act together with Gorsuch there.