This is the top 25 discussions on Geekzone by number of replies (as of 25th Apr 2010):

1475 Telecom Big Time plan trouble thread
1295 New Freeview HD hardware: eXtra Terrestrial Freeview HD tuner
836 Orcon international performance
752 Vodafone's iPhone rate plans
749 Get a HP Mini for only $288!
726 Geekzone Freeview Pizza evening 2010: coming February and March
674 Telecom Big Time: new Telecom Broadband plans?
602 MySky HD
598 Nokia N900
587 What movie did you just watch, and how was it??
517 iPhone 3G on sale in New Zealand a day before the US
469 Xnet International Issue
452 Vodafone NZ to get the 3G iPhone!
443 Vodafone takes Telecom to courts over interference of new network
431 Anybody interested in the HTC Desire? Might have a line on a decent price...
417 YouTube performance
410 Sky TV on HTPC (legally!) without a STB
395 Big Time - HTTP Downloads throttled 24/7 !!
389 New Zealand Freeview | HD Guide (DTT/DVB-T)
376 Telecom XT iPhone Carrier Settings
360 Vodafone 3G up and working
358 XT Network handsets and plans
348 Nokia 6255 (new CD flip phone) problem
346 Using Vista Media Center In Fiji
338 The Torrent plan and what it's done...