If anyone's looking for a quick "airport security is mostly theater" argument, without getting into the weeds of weapon & explosive & detection technologies - notice that pagers and similar electronics are not on the TSA's list of forbidden items -

https://www.tsa.gov/travel/security-screening/whatcanibring/...

- despite their famous use as at-scale, remotely controlled explosives devices back in 2024 -

https://en.wikipedia.org/wiki/2024_Lebanon_electronic_device...