The assignee is Mobil Oil - of Exxon-Mobil and their Methanol-to-Gasoline process.
An excerpt:
"The product gasoline is an excellent lead-free motor fuel. In fact, it has such high quality that it can be blended with substantial volumes of lower octane materials such as straight run naphtha to increase its volume while still maintaining excellent quality."
Now, gosh, if coal-derived gasoline is of such high quality that it can be diluted with lower-cost filler, that ought to help with the costs, one would think. Kind of like cutting our pure hillbilly 'shine with branch water - by way of example.