In the words of Popeye,
"I've taken alls I can stands, I can't stands n'more!". If I had to pick someone who knew how to do "serious work", I'd say that
tilly qualifies. You didn't teach him anything. If you're speaking to the fact that he initially ignored I/O in his arguement, it's not that it was ignored, but generally assumed to be a non-factor for the reasons stated above. Where else, pray tell, did he fail to do "serious work"?
thor
Feel the white light, the light within
Be your own disciple, fan the sparks of will
For all of us waiting, your kingdom will come