He didn't say "bad definition". He said "unintuitive" and I agree. The video is obviously meant for an audience that is not intimately familiar with infinite se

He didn't say "bad definition". He said "unintuitive" and I agree. The video is obviously meant for an audience that is not intimately familiar with infinite series or their applications in string theory. I'm sure most people found it most unintuitive as it is very much in conflict with how sums behave in everyday life. The fact that the video failed to discuss the important details is well worth criticizing, as the article explains.