Only one answer so long.
<side note>
In todays news on Cnn:
Google, the search engine company that has promised to "not be evil" valued at $86.1bn tops
BrandZ website home, brand equity management tool rating for second consecutive year.
</side note>
But Google indirectly pay for visiting my site through AdSensa ads on my site.
So follow up question:
Should I block all SeBOTS aside from Google? As an economist, I see arguments in support of that view.