# Key Points from #hplusroadmap IRC Logs

• MojoNation was discussed as an important predecessor to BitTorrent that implemented digital cash currency for distributed file sharing, featuring attack resistance and load balancing capabilities.

• A participant shared advanced microfabrication techniques using photopolymers and cheap lasers to print lines down to ~45nm width, with discussion of tradeoffs between mask-based and direct printing methods.

• Detailed technical specifications of Epson piezo printheads were shared, including their 180V drive pulse requirements, 75μm nozzle diameters, 5kHz operation frequency, and ability to produce 4-40pL drops with specific fluid viscosity requirements.

• Magnetic resonance microscopy achieving 10 micron isotropic resolution for visualizing synaptic domains in Drosophila brains was discussed, with reference to a scientific paper.

• Participants explored DNA synthesis technology and its potential applications for cancer treatment through reprogramming viruses to target cancer cells, noting the asymmetric cost reduction between DNA sequencing and synthesis.

• The ESP8266 WiFi chip was highlighted for its capabilities, including 80MHz processing speed and minimal component requirements, suggesting potential applications in IoT or embedded systems.

• A participant named Lemminkainen mentioned progress on selecting therapeutic targets for an unnamed project, with efficacy results expected within weeks.

• The channel featured critical discussion of Eliezer Yudkowsky's Harry Potter fanfiction (HPMOR), with participants expressing disappointment about its failure to reveal promised mechanisms behind magic.