Thanks to Goto80 for this one.
This tool, basically aimed at hackers, will entertain even completely programming-illiterate people. It basically is a Memory monitor with knobs on.
Many of these features have been long available through a freezing cart, but they never have been represented graphically, and, here’s the catch: you don’t need to freeze the computer, you can affect the memory map, realtime, in a variety of ways.
I’ll let the video speak for itself. It’s long, but well damn worth it.

sick stuff. The soundtrack he chose was more than perfect.
Very cool, but I’d much rather although I’d much rather have this functionality in VICE which is way more accurate than Frodo. Well, you shouldn’t look a gift horse in the mouth. :)
[...] ICU64 is more meant as a hacking tool, than a typical emulator. Well, just look at the video how this is meant: zooming, browsing, changing, enjoying C64-memory. I found more useful reading about this project on the Lemon64-forum. (via) [...]
[...] at: http://truechiptilldeath.com/2009/08/crazy-c64-manipulation/ Von Sebastian unter [...]