Performance improvements in modern browsers (V8 and webkit) along with more memory and faster processors are the game changers here.
Keep in mind that at the time it was all based on the Trident rendering engine introduced in IE4. The system requirements at the time were Win95 and 16MB of RAM. You write different code for that vs. a modern desktop today.
Keep in mind that at the time it was all based on the Trident rendering engine introduced in IE4. The system requirements at the time were Win95 and 16MB of RAM. You write different code for that vs. a modern desktop today.