Both the lyrics and the rhythm are excellent.
Doing some research about his song reveals that the song is a protest song about globalization, as with many of the other songs on Californication. It also talks about pornography, and makes several pop culture references, including Star Wars, the Apollo conspiracy theory, Star Trek, Celebrity Skin by Hole, Nirvana singer Kurt Cobain, and David Bowie's Station to Station.
Californication is the Red Hot Chili Peppers' 4th single from their hit album, Californication. It was released in 2000, in which it hit #1 in the USA, and #16 in the UK charts.