One thing I’ve been wrestling with is how to separate out if a model is ineffective because of biases or if it's just not as strong a model. Practically it might not be that important if users just want to know the strongest model, but it would be interesting to separate them out.
If the ban was based on the context of the speech it would violate the constitution, but ownership of corporations is fair game to regulate. It's not uncommon for countries to have foreign ownership restrictions on other industries like banking, utilities, railroads, etc.
For all those speculating about the impact, NYU Med School went tuition free in 2018. This isn't the first school to do it. It would be interesting to read what the actual impact has been to NYU.
Milorganite is exactly that, it's composed of heat-dried microbes that have digested the organic material in wastewater. It's manufactured by the Milwaukee Metropolitan Sewerage District, which captures waste water from the metropolitan Milwaukee area and uses naturally occurring microbes to digest the nutrients. After the organic matter has been consumed, the cleaned water is returned to Lake Michigan and the resulting material is dried and marketed as Milorganite®.
Buffs are used like this on backpacking trips as well. Especially if you sleep cowboy style without a tent and you're staring a the moon and the starts.