Chris will be out the next few weeks, he'll be going on honeymoon!Res MedCPAP10 year trendsChris has found some tutors on Upwork for learning about FreeRTOS on the nRF52Other platformsSkills in teachingChris was having trouble with solderpaste application due to fixed stencils. Dave has done a video of stencil application.Dave has been trying to track down a 1980s circuit design textbook that he used and enjoyed. He ended up talking on the phone with the 90 year old author.Lab notebooksSBIR grant programs. Past guests Zach Fredin and Michael Ossmann (we think) have been part of SBIR in the past.The Fully Charged Show reviews the Arrival delivery van (already pre-sold 10K to UPS)A designer's guide to fast lithium-ion battery chargingDave has a Battery/Lithium playlistThanks to Wallpaper Flare for the picture of the hipster get-up