PiotrVonKleve

> The ex astronaut Chris Hadfield talks about a similar approach ... Its worth a read.

Interesting, is it in a book authored by Chris Hadfield, could you point which one?

Check the FreZe NIKROB EV [1]. EU version of the popular Chinese Mini EV, 4 seats, has AC.

[1] https://nikrob.at/ edit: typo.

check out https://github.com/OptiKey/OptiKey/wiki There are specialised versions availble at: http://www.optikey.org/

For full keyboard I would suggest the Titan [0] from unihertz for $340 (QWERTY 4G Rugged Smartphone) with 6GB RAM and 128GB Storage. I don't, but the specs look interesting.

[0] https://www.unihertz.com/titan.html

Nice hardware is the HackRF One [1], since you can record and re-transmit the recorded signal. Compatible with GNU Radio, SDR#, and more, 1 MHz to 6 GHz operating frequency. [1] https://greatscottgadgets.com/hackrf/one/

I can personally recommend the Vogue Carry 3 (we own one, also family of 3) https://www.voguefietsen.nl/carry Popular is also the model TROY. Price around 2000€ (e-bike versions).

How easy it is to breathe through this material? -128% !!!!! Harder than surgical mark!!!! --- Researchers’ Pick for Best-Performing Homemade Mask Material

Based on particle capture and breathability, the researchers concluded that cotton t-shirts and pillow cases are the best choices for DIY masks.