There has been lots of interest ever since Microsoft announced that Windows 10 will be available soon.
Till now MS has not announced either the release date or the price. They have also stated that Windows 10 upgrade will be free to users of earlier versions.
Now there seems to be a inkling of a possible date of release. An online reseller has placed Windows 10 for OEMs as avaialable for pre-order.
You may go to www.newegg.com to see this.
Sheshagiri Anegondi (Sheshu)
You can see the details here