@Gargron for as long as our affairs down here on Earth are such a deteriorating mess it feels frivolous to pursue such vanity projects. There isn't much science or relevant technology to be had with insisting to roundtrip frail human bodies in deep space. If we have to, robotic missions much more to the point.
But such is the power of projecting hegemonic strength. The Chinese also keen to make headlines. Like peacocks wasting enormous energy to demonstrate fitness... 🦚