Actually many things can be hacked, but since my specialty is computers, internet, and crypto, I'll give you my reading list:
428.   What is emo surfing (emosurfing)?
  [jake/2006-01-21]
400.   How can I change which port sshd listens on in Mac OS X 10.3 Panther? (hint: not in sshd_config)
  [leif/2004-01-24]
390.   Where can I learn more about the fascinating game of Go (aka Wei chi, Weiqi, Baduk, etc)
  [leif/2003-10-20]
327.   What is a great little script to use when airboxing (wardriving, warchalking, etc)
  [jake/2002-10-05]
284.   whats the best way to encode MP3s on linux?
  [jesse/2001-11-13]
264.   What started in 1984?
  [strick/2001-08-10]
( macki/2001-09-04 robey/2001-08-22 )
201.   Where are Mir, the Shuttle, and the ISS right now?
  [rupe/2001-03-22]
104.   which pacbell pcs store in the bay area has the best prices and selection?
  [jesse/2000-06-18]
42.   What is there worth seeing in the city of Louisville, Kentucky?
  [chota/2001-05-26]
34.   What are some good World Wide Web facts I can impress my friends with?
  [simon/2000-01-28]
19.   What DNS servers does the YAK use?
  [strick/2001-05-25]
17.   How can I make a didgeridoo for traveling?
  [ult/2002-04-20]
10.   are there ICKY THINGS on the internet?
  [strick/2000-01-17]