For humans, by humans Every article on LWN.net is written for humans, by humans. If you've enjoyed this article and want to see more like it, your subscription goes a long way to keeping the slop at bay. We are offering a free one-month trial subscription (no credit card required) to get you started. This year's edition of the Free and Open Source Software Yearly conference , better known as "FOSSY", moved north to the beautiful (and enormous) campus of the University of British Columbia (UBC) in Vancouver, Canada from its home for the three previous editions: Portland, Oregon, in the US. There were many different types of talks at FOSSY, from deeply technical kernel-track topics, through talks on legal and community issues, to the "FOSS in Daily Life" talks. In the "Toolchains and Other Development Tools" track, Timothy Sample gave a presentation about bootstrappable builds , which is somewhat less well-known than its cousin, reproducible builds , though LWN did look at the topic just over two years ago.…