Comparing Lennox Lewis and Anthony Joshua 19 months of pro career

That was Furys 8th fight and he didn't have a fraction of the experience Joshua had in his 8th fight.

Fury hammered him a year later in his 11th fight.

Joshua has to to fight a live opponent like McDermott and i doubt he will be going into his 14th and 15th fights.

Hearn tried to glorify AJs opponents on twitter by pointing out 4 of them have retired , but it only highlights how AJs is fighting bums at the end of their careers.