Think Secret (hail TS) is reporting that new part numbers in Apple's databases show that the updates are very close.
Three Mac mini configurations will be available priced at $499, $599, and $699, at this current time there is no $699 Mac mini.
New iBook part numbers are showing prices at $999 and $1299 with the current $1499 being dropped.
The report goes on to saying the updates could simply be tweaks such as updates RAM or standard Superdrives.
We at World of Apple still predict Mac mini and iBook updates within the next 2 weeks.