Fast Company just announced the beta of their online community that focuses on innovation and business ideas. Check it out — you don’t need an invite to sign up. Inc. magazine is said to be starting one, too. (Not surprising; both Inc. and Fast Company are owned by Morningstar Founder/CEO, Joe Mansueto).

A viewer tip for iPod owners: iPod Juice.com has a great free video, showing you how easy it is to replace the battery of your iPod.

And here’s a free video about how to use your iPhone to record a podcast of a meeting

Is StumbleUpon edging out Digg in popularity among bloggers bloggers? A recent online survey listed StumbleUpon as the most popular social bookmarking site by a wide margin.

A few free SEO tools to mention if you don’t already have them — SEO Quake and Search Status are browser plug-ins that let you see SEO related information about pages you visit. SEO Quake works on both Firefox and IE.

And this is very cool: If you want to track how you’re doing in the search results over time, for a bunch of different keywords, and save the results automatically – and you should that’s what SERPArchive does.

Tasting domains? According to domaintools.com, Google’s cracking down on temporary domains that stay up only long enough to bring in revenue from AdSense and then close down before they have pay for the domain. (Applies to sites less than 5 days old.)

It’s called domain tasting, and it took advantage of the fact that you can cancel a domain within five days and not pay anything. Court documents revealed that Google makes a tidy profit from these “entrepreneurs” but no more. I wonder if Yahoo will follow suit.