Yes Adwords are far to dear, the ROI is far too low, and there is too much work involved.
I am only an amateur when it comes to Adwords.
But I have been thinking this for 3 years.
I know because I am a small one man business.
There is only so much that you can sell your products for
And there is only so much that you can pay for a click
Is the internet nearing saturation point ?