The "Petri Dish" category is interesting - I have never seen it in the wild actually - and I would never have thought to call it "petri dish".<p>For me the biggest recent trend, which can be seen in a number of the examples here (see in Chexmelt, Letter Illusions), is the blue-purple gradient.<p>I bring this up because even I ended up using it for my business's logo. [0]<p>I think I came up with around 30 odd designs, each one was trying to be really smart and have a "hidden meaning". In the end I settled for a simple letter. Yes, you could say it's boring and I wouldn't blame you.<p>---<p>[0] <a href="https://makely.me" rel="nofollow">https://makely.me</a>