You Know You Are In a Tech Bubble When...

There have been signs that interest in technology ventures and stocks has boiled over into Bubble domain. Those signs are becoming clearer. Paul Kedrosky presents the evidence via The Big Picture:

"It’s apparently that time again — Silicon Valley, aka, 'The Valley' has gone on tilt. Consider the following top ten signs.

10. Conferences are selling out

9. Venture capitalists are launching blogs

8. Everyone you know has a startup

7. Harvard MBAs are trekking to “hot” events, like SXSW

6. Harvard MBAs are fundable as CEOs

5. Private valuations are approaching public valuations

4. CNBC is fawning over the Valley

3. Hot upcoming tech IPOs are headlines

2. Hot VC-backed companies showing up in Wall Street Journal lists

And the number one sign the Valley is on tilt again …

1. Journalists are quitting journalism for startups.