Ever since Twitter missed out on snagging Instagram, relations between the two tech companies have been strained. Twitter cut off Instagram’s “find friends from Twitter” feature, but Instagram found a work-around (of sorts) with @mention translations.
But now, it seems Instagram isn’t happy with that. And it isn’t happy with merely beating Twitter for the share of daily mobile users. Instagram is the one that wants out and they’ve taken steps to permanently severe cross-platform sharing in the future.