Recently, around 6,000 new developers got an invite for Google Wave Sandbox and more than 20,000 will get an invite before the end of August. Make sure you signup for a Google Wave Invite here. You need to provide your email address and answer few simple questions. There is special box to send message to Google Wave team, be creative while writing this part. 100,000 might look too big a number but with the hype surrounding Google Wave, you better be unique and impressive in what you write in that box. Image Courtesy: LogoBlink