"Many people might think I'm exaggerating, but now I'll explain from a professional standpoint what makes his live performance so strong. The song 'loser' itself has a high level of difficulty with various extreme vocal range jumps and fast-paced syllables, while also requiring control over emotional outbursts and breath."
"Take for instance, from the part 'dancing fool' to 'cyclic repetition,' there's a long stretch of fast singing without any breathing breaks, all maintained in the G2 key. But in the next line 'want to be loved,' it explodes instantaneously without breathing, switching to the D5 key. How difficult is this? You just need to listen to my slow-motion version to understand it (recording)...
"The song is already hard to sing, and what's scarier is that he handles it effortlessly. He even took on the lead guitar, and just like the high difficulty in singing, the melody is extremely challenging, for example..."