Similarly - Iomega and ZIP s/ware, long ago.
Both Mac and PC versions came on the Zipdisk: select one = lose the other! [Why! didn't the idiots Want large acceptance of their meeja?] What about those who used both: Ah.. BUY the other version.
A.
When the rich assemble to concern themselves with the business of the poor, it is called Charity. When the poor assemble to concern themselves with the business of the rich, it is called Anarchy.
-Paul Richards