[dirkdk]

$100 million revenue per year will do that, I guess they do something better than the competition https://techcrunch.com/2017/10/03/messagebird/

[dboreham]

Their market (sending SMS to consumers) is dying, replaced by app notifications.

[nethsix]

It may be but probably not that soon since there are a lot of countries not on smartphones, some industries have multiple dominant players, and users may not want to deal with an app from each player, e.g., car dealers, etc.