Related Clues:

• Bill Gates, snarkily
• Odd character
• Antisocial sort
• Cashew or filbert
• Diehard fan
• Techie, stereotypically
• Slashdot reader, maybe
• Social lightweight
• Excessive studier
• Wackjob
• __ butter
• Macadamia, e.g.
• Venture-launching cost, slangily
• Wonk
• Fancier and then some