Please be alerted that Barry Diller is over 73 and can "retire" this year (lung cancer?).
It is vey easy to compare photos from before and after about his look. He is shrinking from inside.
He really looks quite haggard.
You can ask a medical doctor (Physician) about what he/she thinks.
The IAC can collapse because he is like a Godfather.
IAC Bulls Need A Succession Plan
Match Group overhauls management; chairman taking over CEO role
The Match Group is only a collection of old and obsolete online dating sites: Match, Meetic, Chemistry, OkCupid, FriendScout24, OurTime, HowAboutWe, PlentyOfFish and many more are past their primes, reached operating ceiling and they are in decadence.
Moreover, Tinder will not monetize as expected and it is cannibalizing Match.
Tinder can collapse like Skout (problems with minors using it).
Also Tinder is in war with other online dating application: Bumble backed by Badoo (powered by a Russian Mafia of hackers & spies)
Dating Apps Linked To Rise In Crimes (mostly Tinder)