The official intro video for the Elektron Octatrack was epic, but short on details about how the performance sampler actually works.
Unofficial videos are filling in the details, though.
This pair of videos, via Catabolicdj, takes a look at working with the Slice function:
Here’s a turbo-start to using one of the most powerful (and fun) aspects of the Octatrack, the slice function. This video is for those who are looking to get started on the Octatrack as opposed to established users. The Octatrack is quick to work with once you get a few basic ideas nailed down. After watching you should be slicing within minutes. HD video available so you can get a detailed look at the screen.
The next tutorial, via maskineri, takes a look at slicing up the Amen break with the Elektron Octatrack DPS-1:
This Octatrack tutorial, via Allerian1, looks at time-stretching:
Got your own Octatrack tips or videos? Leave ‘em in a comment below!