I agree. This website is just affiliate marketing spam with little technical information. In addition, every second post of OPs submission history is for this website.

The official Raspberry Pi site [0] seems to be a much better resource than this article. It also says that the AI kit was surpassed by the AI hat+ [1] (which is a bit cheaper, too).

[0]: https://www.raspberrypi.com/products/ai-kit/ [1]: https://www.raspberrypi.com/products/ai-hat/

Was too much for me even with ublock origin enabled