Best of April Fools'

These April Fools' product and service announcements made me laugh out loud:

- "Ansarada, a company that creates virtual data rooms for merger and acquisition projects, said it was launching a helmet that allows deal-makers to 'continue their workday even after they’ve fallen asleep.'"

- Goggles to connect users’ eyes directly to social networks.

- A self-driving bicycle.

- Searchable Bluetooth-enabled socks.

- Groupon Inc. offer to read to subscribers’ cats.