Some friends here follow my RAREblog. Old content will stay in the old location, but all new posts and notes will be on rareblog.substack.com

My current geeky project (not quite finished) is to plot how the current varies with voltage when you drive an LED. Video below:

One of the warnings for 1929 was when your shoe-shine boy (buying on margin) gave you stock tips. Now it's tips and margin buying from everyone on social media. Here's what happened to the Dow (1929-1949): it took 20 years to recover half its peak value.
Hard hat time.

A while ago I got Claude to read some of my writing and create a personal style guide. It did amazingly well, and I regularly feed the guide back to help AI write in my style. It also came up with some great implementation tips for tech articles - see image below.

I got a similar chair in the UK a year ago, It's helped a lot, but the thing that helpsthe most is my pomodoro timer. It uses LIDAR to see when I am at my desk and warns me when it's time to take a break. When it goes green I can sit down again.
hackaday.io/project/1696...

I'm now running an LLM using ollama on a Raspberry_Pi 5 with 16 GB ram and 256 GB nvme SSD.
Alibaba's qwen2.5 runs acceptably well: see session screenshot below. The Pi is a key component in my current stealth project :)

I've just used Claude AI to build a really useful tool which can summarise an arbitrary document as an editable mind map. Sample output below.

Here's a friend link to the story: medium.com/@romillyc/bu...