The product of an industry without which there would be no funding for many services you probably find very useful? Pretty much everything by Google, for example.

Arguably, some forms of advertisement are also an important contemporary / commercial art form. In 2,000 years' time, if someone finds a way to show one of our TV adverts and also digs up some of what our more ridiculous contemporary 'art' - I suspect it will be the ads that are shown in museums and galleries as an authentic (and appreciated) slice of contemporary 21st century life.