Not glass, but hardened resin. Used to track littoral currents and drift. Has metal so it can be found later with a metal detector.

They should be careful - someone might think their car conveyance is woke

OP isn’t saying not to add the requirement. They’re saying it should read “minimum 5 years”, not “minimum 5 to 10 years” which makes no sense.

jazz hands

Except there is much more “truth” in nonverbal communication. It’s much easier to “lie” with words than it is with body language.

Most people don’t really even make an effort to control their presentation when communicating, except in the sense that they may try to control their emotions.