is that this should have been written about two years ago. At that time, enterprises were already considering pilot roll-outs of Linux (notwithstanding that the IT gang had been sneaking it in the back door for a while even then).

Most of the rest of the article seems to be more along the lines of 'damning with faint praise'. For example, dredging up the Linux Fragmentation myth and suggesting that Linux software prices will eventually stabilize to about 20% below that of Microsoft.

There's also the unsupported assertion that Linux costs more to set up and administer.