I just finished teaching a friend of Tad Moore, the designer of the Make Everything putter, and I might be receiving one very soon to try out. I can let you know then. In the meantime, what I see on the website looks pretty good (
http://www.skygolf.com/mem.html).
Later, and cheers!
Geoff Mangum
Putting Theorist and Instructor
The PuttingZone.com
http://puttingzone.com
Golf's most advanced and comprehensive putting instruction.