... and after all that hand flying you'll probably be more tired than you would have been had you stayed at home and watched a Grand Prix - which increases the risk to the employer as you are likely to be more tired.
Flying skill has little to do with it when you're knackered.
At least not to the extent that a few hours in a C152 will have any benefit flying a B737. Tiredness far outweighs the benefits of a few hours poling a puddle jumper.
KR
FOK