If you read through it, it discusses personal thoughts on each product, software interfaces, etc. That poster thinks SOL are best. Other threads think Radion is best. Vertex gets a lot of votes.
Really, anything said in this new thread has been discussed before
I've decided that once MH bulbs are no longer obtainable, I will go with the Radions. I've seen them in person, and so far are the only LED I would put over my tank.