General warning note.
Make mistakes with these techniques and you can very easily end up with a completely non-functional Archos.
The warnings are there on the linked sites as well but not everyone takes the time read all that they should
The point of this ultimately to allow you access to run applications other than those supplied by Archos.
This is not a method for accessing plug-ins without paying for them nor is it a commercial venture, if it was either of those the post would not be allowed on here in the first place.