• Good video on a11y and html
  • only use one h1 on a page
  • think of using h tags to structure the order of your page like a text book. but not in regards to styling
  • h tags should work downwards sequentially
  • it’s ok to use multiple header and nav tags
  • sematic html creates landmarks that make it easier to skip over section for screen readers.

---

• fun course on creating a three.js galaxy. The the technique entails builing a factory function which generates a bunch of particles based on a config. This seems to be a nice pattern to keep things tidy.
  • so much maths required in order to generate randomness and curvature of particles… 😕 Needs to learn more about . Do i need to relearn sin cos and tan again?

---

• types arrays still confuse the heck out of me . but this what i understand so far
  • they act as an array to store a collections of specfic bytes
  • they’re used in conjunction with an ArrayBuffer
  • you cant access an ArrayBuffer directly. Instead you need to use a DataView