Generated via ChatGPT. Sadly, not many lambdas in the image.

Prompt: Illuminated illustration in the style of ancient manuscripts showcasing a software wizard engrossed in his magical lisp code. He’s surrounded by a simple frame crafted from aged wood. In the backdrop, the grand letter ‘Y’ for Y-combinator is prominently engraved, while the Greek letter lambda glistens with golden patterns and is adorned with mythical creatures and elaborate designs.