I have 4 SIM cards due to living in different countries. Sadly only 2 can be active at all times. It also a diversification for telco shenanigans. Just to give

I have 4 SIM cards due to living in different countries. Sadly only 2 can be active at all times. It also a diversification for telco shenanigans. Just to give an example, Singapore regulator just ordered telcos to stop accepting incoming SMS from entities not registered with local regulator. This affected a lot of overseas services OTP.