sophisticated

Of a person: having obtained worldly experience, and lacking naiveté; cosmopolitan, worldly-wise.

Set against the background of the American civil war, with Keaton a cunning but unskilled driver, unaided, of the ponderous giant of a locomotive, it remains not only probably the funniest film about railways ever made, but one of the funniest silent films to retain its comic power over today's more sophisticated audiences.

Of art or other things: appealing to the tastes of an intellectual or sophisticated (sense 1) person; cerebral; also, cultured, elegant, refined.

Complicated, especially of complex technology.

The much more sophisticated and personable chatbots of today are the “Eliza effect on steroids,” [Sherry] Turkle said.

Mixed with a foreign or inferior substance; not genuine or pure; unrefined, adulterated, impure.

Of a thing: having its meaning changed in a deceptive or misleading way.