Originally Posted by Beerkan

All these are already available on 2.1. You just need to update to them.

Clues..

Root the phone. (Allows customisation)
Install Samdroid Kernel LK208 (installs customisation)
Install Samdroid Kitchen (Provides Tehtering)
Install Samdroid Turbo (3 x Permormance and improving)
Install Xmister I/O Performance Boost (2 x Access Speed)

If only there was some sort of guide available or something that could help you?