nostr:npub1sjykae4gw0ms8634h9v4elpc90csass0e8392jjsscaqepqy20rqqx087h 

Apparently, some others are not happy with the rate of progress on the monument either:

'Jim Bradford, an Oglala Sioux rancher and former member of the South Dakota Senate, criticized the foundation, saying "one non-Indian family has become millionaires off our people"'.

They've accrued $77 million in assets as of 2018 so he might have a point.

https://en.wikipedia.org/wiki/Crazy_Horse_Memorial