The most current projections is China will never catch up to US GDP. Just for posterity, China GDP per capita is under $14k, while US is above $80k. There is no conceivable path to closing this gap. Not with an authoritarian in charge who shuts down entire industries on a whim and murders political rivals who disagree with him.
There are no ad blocking YouTube apps on iOS so I suspect Apple blocks them. The DMA will soon let us in the EU install whatever we like, but fuck Apple.