Monthly Archives: May 2020

Dirty Lake Clean Pool

There are plen­ty of cities in the world with a big ol’ dirty arti­fi­cial lake in them. Usu­al­ly brown in colour, not great to swim in. I was think­ing about how you could cre­ate a clean pool for swim­ming in … Con­tin­ue read­ing

Posted in Big Issues Discussion, Technology | Leave a comment

Meta Secure

One of the prob­lems when send­ing MS Word doc­u­ments around is that some­times the meta data that is a part of them can leak inter­nal details. Things like actu­al meta data, but also com­ments and revi­sion his­to­ry. Typ­i­cal­ly when send­ing … Con­tin­ue read­ing

Posted in Software | 2 Comments


So this is a Word and Excel plu­g­in that cap­tures the rea­sons that cer­tain changes were made. It’s essen­tial­ly a bit like track changes + com­ments in a for­malised work­flow — you make a change, it asks you to com­ment … Con­tin­ue read­ing

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Phase Change For Heating Into The Night

With the ubiq­ui­tous solar on home rooftops, and the sun­ny days and cold sub zero win­ter nights, it seems to me that we want to have smart heaters that crank the heat up dur­ing the day to take advan­tage of … Con­tin­ue read­ing

Posted in Energy | Leave a comment