I use Google Voice as 2FA for institutions that require SMS, and also backup TOTP tokens on a couple USB drives (it’s part of my routine backup checklist I do t

I use Google Voice as 2FA for institutions that require SMS, and also backup TOTP tokens on a couple USB drives (it’s part of my routine backup checklist I do twice a year). So far haven’t had any problem even when devices failed or when I was abroad without phone coverage.