Earlier quoted context omitted.
Also caused me to completely miss an appliance delivery because the driver called me from his personal cell, I forgot I had "unknown callers" filtered, and he gave up when he couldn't reach me. Even though I get way more spam calls than legitimate calls, I realized that fully half of the legitimate calls I get are from numbers not in my contacts: delivery drivers, doctors offices, restaurants confirming reservations,…
There is a solution for this and it's called SMS
I receive more spam SMS than scam calls too. Some of them are even asking me to provide information for the benefit of fake deliveries...