The sms and phone service infrastructure is more centralised than you might think and carriers probably have less redundancy than big tech when it comes to it.

The sms and phone service infrastructure is more centralised than you might think and carriers probably have less redundancy than big tech when it comes to it. [1] https://www.theverge.com/2019/11/21/20974692/valentines-day-text-message-delay-explanation-sms-syniverse-carriers https://www.theverge.com/2019/11/21/20974692/valentines-day-... [2] https://www.theguardian.com/business/2018/dec/06/o2-customers-unable-to-get-online https://www.theguardian.com/business/2018/dec/06/o2-customer...