Link roundup — Ruby for iOS, F-stops, LaTeX, WiFi, Sugru, Bulbs

* “Ruby for iOS development”: Fascinating stuff. Moving beyond ObjectiveC seems like a good thing. $200 seems a bit steep.
* “Simple explanation of F stop”: Useful. But beware, “simple” == 15 minutes, because the topic just isn’t that simple.
* “Convert handwriting to LaTeX”: Kind of awesome. Tho I tend to learn the easy keyboard equivalents for LaTeX pretty fast, but still this is awesome
* Rich has a bunch on “Wifi channel selection”:, I am probably massively suboptimal.
* “Sugru self setting rubber”: Awesome stuff.
* What are you going to do with all your obsolete incandescent bulbs? I bet it won’t be as cool as the “Bulb Box”: