Eh? Brokering amongst multiple trusts (and managing protocol transition) is almost the raison d'etre for lifting token issuance out of your app and into ADFS, Okta, Auth0, etc.
Of course you'll have to deal with home realm discovery--really need to go in with open eyes on that one.
Of course you'll have to deal with home realm discovery--really need to go in with open eyes on that one.