Very interesting, I'm surprised there aren't more public securities like this.
Here's a harsh, but interesting, counterargument to why GSVC isn't performing well - https://seekingalpha.com/article/1692862-use-the-twitter-ipo...
I really like the idea of doing share buybacks of this public security, and does offer a different path to liquidity for a company and founder/employee (sell a part of your company for a publicly traded security, which you can sell at market prices for immediate cash)