I'm honestly wondering whether this indicates that the TSA torment is useless (there isn't even a remote chance of stopping them, so why bother), or whether it

I'm honestly wondering whether this indicates that the TSA torment is useless (there isn't even a remote chance of stopping them, so why bother), or whether it indicates that it is effective (they're switching methods because the first one no longer works). The abysmal TSA performance data seems to strongly suggest the former, but I can already see some policymakers scramble towards the latter interpretation - we need more TSA, everywhere.