Honestly, how can that be? If it's bullshitting me half of the time... If it's something I already know I can see it's bullshitting, if it's something I don't k

Honestly, how can that be? If it's bullshitting me half of the time... If it's something I already know I can see it's bullshitting, if it's something I don't know (i.e. I'm using it for a practical purpose) then how can I tell!