I built my dream Spotify playlist sorter, only to find out Spotify changed its API so I cannot make it available to anyone else.

Surprised to learn iOS does not include Serbian as a primary system language, despite over 10 million speakers.

I was not aware that color-mix() and OKLCH are supported by only around 91% of users worldwide.

That means if you are using a fancy modern CSS stack with Tailwind 4, roughly 1 in 10 visitors may not see your site correctly.

I am pretty sure most people do not realize this.

TIL that you can use a gzip compressed sitemap with a .xml.gz extension.

TIL that it is not that easy to calculate beyond 170! with JavaScript as it uses IEEE 754 double-precision floats (max is 1.8×10^308) by default, so 171! overflows to Infinity.

Even Google Calculator hits the same limit.

Most pSEO sites I check follow the same pattern. They start strong, then decline dramatically.

Without authority or brand recognition, that drop is inevitable, yet some still ignore this.

In 2025, you're better off building authority than creating more pages.

Looks like this is what referrers are used for in DDoS attacks on websites these days.