The reason they need validation is because deep down their practice of perversion eats at their soul, it is on their mind all the time because they know they are disordered. And those homosexuals that don't feel that deep sense of wrong are more sociopathic than the rest and are more likely to be pedophiles at disproportionate than heterosexuals.
The constant need for validation is why those who practice perversion persistently have the need to tell you they are "gay". It's all a coping mechanism.
“disproportionate” rates