Did I do something accidentally to cause this strange problem?
When launching Opera two tabs open. My selected homepage
(Google) which is normal. The second tab is a Google search
for the word "Opera."
This "two tab" thing started a couple of days ago. I installed
Opera four weeks ago.
Recently, I added a command switch to suppress never ending
security certificate warning boxes. I think it's working.
Here is the FAQ about adding command switches to Opera:
This seems impossible, but could that unwanted second tab
appear because I added a command switch?
I found the switch by reading this thread at Super User: