I've been working for some time on this particular SCP, and I think it's ready to post now. However, before doing so, I thought it would be best if I offered it up for scrutiny here before actually going ahead to post it. Be as relentless as you wish with criticism, it all helps in the long-run (provided it is in some way constructive, of course).
Here is a link to my sandbox page. The one I'm referring to is Sentient Canvas under Work In Progress: