I think this has been answered many times. It can be anywhere from about $0 to about $100,000 a bitcoin.
Did you read the post? The current transaction volume going through bitcoin most definitely does not support $100k per coin...
I thought you were asking about 5-10 years down the line? It is very likely the block limit will be raised, also more services will pop up that handle transactions in-house instead of writing every single one to the blockchain.
To be honest, these threads are moot. Your guess is as good as anybody else's. And if you don't know the outcome of the replies you will receive from the Speculation forum...
