So? Motivation matters and it shows in his content.
I can trust that someone who profits directly from the Microsoft ecosystem will tell me to use Microsoft products.
This article is really two parts.
1) Why he is switching away from DropBox. Fair points, but none of it is new information that we haven't seen posted here 20 times the week the security vulnerability occurred.
2) Why he is switching to Live Mesh. This is an advertisement. It is not informative, it does not compare other syncing products, it does not add anything beyond the Live Mesh marketing information.
It isn't even a review of Live Mesh