Good article in regards to the current trends with a bunch of examples.

At LogoLounge.com we look at A LOT of logos and see plenty of trends: Some are aesthetic, some conceptual, and some cultural. As the internet’s largest database of logos โ€“ over 50,000 to date โ€“ you can’t help notice the evolution of design โ€“ and trends.

— (Via ยป 2007 Trends article on LogoLounge.Com).