How practical is rust for small processor IoT applications?  Like the ESP8266 we saw recently?<p><a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=11148129" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=11148129</a><p>They often have horrible security, but are very small programs when you use them as wifi temperature sensors or similar.  They are good targets for rewrites and greenfield applications.  Right now it seems like ardunio C++ or some scripting language is the target.