Some security tokens are linked to an external tradable asset, and you can feel relatively comfortable assessing them as a more volatile relative of traditional shares, perhaps using a similar framework to the one you’d employ for penny stocks.
The decision by Tesla, and announced by Musk, was seen by some as a slight on the credibility of cryptos to become a viable method of payment against physical currencies.

Whitepaper. A startup or established company publishes a whitepaper to tell potential investors about its ICO, or Initial Coin Offering — the technical details, objectives of the product, information about the team behind the company, and other details.
Identifying the determinants of asset prices is one of the most important questions in finance. Traditional asset pricing theories are founded on the idea that equity prices should be determined by fundamentals such as earnings (Gordon 1959, Campbell and Shiller 1988). In contrast, the behavioral finance literature posits that prices do not always follow fundamentals due to investor sentiment trading (Shiller 1981, Baker and Wurgler 2006, Stambaugh et al. 2012). Eventually however, equity prices seem to trace their fundamentals (Pa´stor and Veronesi, 2003, 2006, Bartram and Grinblatt 2018).