• sent out [[the agora is a social knowledge graph]] to [[pkg book]] and [[ivo]].
• first day of work after [[international workers day]].
• [[pid controllers]] look interesting.
  • [[j l]] told me about them.

2022-05-02

• Listened: [[FOLLOW THE (CITY) LEADER: the power of local action on the climate crisis]]. Some good examples of [[municipalism]]. Cities and local authorities as drivers of climate action, rather than national governments.

• [[The Wobblies]] film has been given a new release for Mayday.

• An [[alternator]] can be used to turn [[rotation]] into [[electricity]]. A [[lead]] [[acid]] [[battery]] with thicker plates and [[separators]] is a deep [[cycle]] battery- designed to be fully [[discharged]] and [[recharged]] without deteriorating. Lithium batteries are also a sort of deep cycle battery, but lead acid deep cycle batteries are 12v and available in larger sizes. An [[inverter]] will convert direct [[current]] to 120v alternating current.