#3 Safer for children
Compared with the Attitude Era, in the PG-era kids are not exposed to extreme violence, disrespect, sexual behaviors, satanic practices etc. Compared to the Attitude Era.
As children, they still believe that what they see in WWE is real, and if their favorite superstar is a beer drinking, foul mouthing or aggressive SOB, they are likely to follow that superstar's behavior, which might not be a good thing.
Examples include Stone Cold Steve Austin, who celebrated by drinking beer and would hold up his middle fingers, which caused kids to copy his actions since he was the biggest and most loved star in his time in WWF.
Teddy Long snaps when Swerve Strickland's race is brought up HERE