I was looking at the http://masschallenge.org/ office space where they use ideapaint. They paint is very glossy with a bad glare from over head lighting. I couldn't see what was written on the ideapaint from the glare. It would probably be great with some softer overhead lighting.
Isn't this just random noise? Just because your portfolio is doing better doesn't mean you know how to pick winners. It just means you're better at rolling dice.
You may be surprised at how open the local Costco warehouse manager would be to someone running a Satay stand outside the warehouse. They are always looking for stuff like this that will surprise and delight their customers.
I couldn't say. But it's implemented at the company headquarters and they are experimenting with it in the stores. They haven't gone back on their commitment to it. It's also been implemented at The Gap:
If it contains addresses and they are going to be marketing (mailing) to those addresses then salt the database with a few fake addresses under your control. If you see mail going to those addresses which wasn't part of your agreement with them you have grounds to sue. This is common practice in direct mail databases where you will rent a list for a limited number of mailings.
Why no discussion of the disk drives supporting this database? The write performance dropped to 150 when the disk starts getting pounded as, up to that point, everything was in a memory buffer. Does the temporal partition spread the file over multiple drives? What's the capacity and theoretical throughput of the drives?
He's marketing his variations on the RDBMS - Vertica/C-Store, VoltDB & SciDB. Twelve years ago he was talking about Object Relational databases supplanting the RDBMS.