Finally US company pay his business tax via BTC so, we can say it's a good start of BTC in future..
I think this company started new revolution so that other company too think of paying tax or payment via BTC. If companies started pay via BTC then other country definatly accept BTC too.
What you guys think of Overstock participate or i can say start revolution in BTC world.
Surely a time will come when cryptocurrency in general will be used for this purpose, not just bitcoin particularly. The major constraint I see is that the use of cryptocurrency is still by little number. Right now, its all about awareness which is done by the daily usage.