>>330900481
You do realize there's a massive global chip and supply chain shortage right?
You realize the index is made by Valve right?
A new index, if it's being made, won't drop until 2023 if we're lucky. 
And there's been zero news of an index successor from valve.
>>330899652
Pimax 8kx with the full bundle is an option. 
The headset is pretty decent and on par with index in many regards and the full bundle comes with index controllers and 2.0 light houses.
https://www.pimax.com/products/vision-8k-x