The target audience now is composed of children and the illiterate.
The only hefty doctrinal point of recent years is the 'explanation' of the overlapping genneration, and they've cocked that up so badly they have to pull an 'emperors new clothes' routine on the dubs aka, "if you dont understand it it's your fault for not studying enough".
To any lurkers who are thinking that they can't quite grab "the deep things of God" remember this phrase:
It's not too DEEP to UNDERSTAND, it's too STUPID to BELIEVE.
Start trusting your own mind, and stop waiting on Jehovah. What if this is the only life you have?