If Facebook launches the stablecoin they are reportedly building, it will quickly become the most used product in crypto,
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here Anthony Pompliano, a crypto analyst and founder and partner at Morgan Creek Digital Assets tweets about this
https://twitter.com/APompliano/status/1075951717399838722?s=20mass adoptions in crypto is on its way

Most popular, do you think more popular than bitcoin? I do not think. Yes, the price of such coins can have a high price. However, it is not known when this will be done. I heard about it for a long time. However, there is no reliable information about the launch of the development of Facebookcoin.
i think this stablecoin created by facebook team will not replace bitcoin,,
the OP just said, if this news become true, "this coin will become the most used in crypto",,
maybe people who want to run an ads on facebook should pay with this facebookcoin my friend,,
as we know a lot of ads run in facebook right ?