>Twitter must provide multi-factor authentication options that don’t require people to provide a phone number." Hmm. That might be difficult. I always thought

>Twitter must provide multi-factor authentication options that don’t require people to provide a phone number." Hmm. That might be difficult. I always thought the reason Twitter required phone numbers was to stop spam accounts from being created. So a phone number is basically acting like an expensive captcha. This order seems to be saying Twitter needs to stop requiring phone numbers. That might lead to an increase in spam accounts.