Wireless charging is actually a great idea that Samsung has come up with that hopefully becomes a standard cell phone feature:

Wireless charging isn’t something that really resonates with smartphone users at this point, but it’s still a nice feature to have in the few smartphones that support it. While no wildly popular handsets include wireless charging out of the box, recent rumors suggest Samsung (005930) may look to make wireless charging mainstream with its next-generation Galaxy S IV. But whether or not the rumor pans out, Galaxy phone fans don’t have to wait for wireless charging thanks to a simple hack.  [BGR News]