Wow, that is insane, i didnt know Australia does that.
Be aware chinese jewelry might contain metals or alloys that differ from the description and which are bad for your skin/health. And a lot of jewelry sold in the West is from China.
Because it’s the law
It’s not about sustained bandwidth, it’s about peak. Sure, you can smoothly playback whatever footage over 1gbit. But real time editing it can require more burst bandwidth. Moving up and down in the timeline of the video? How about doing that while splicing 5 different videos together? Maybe you are fine with waiting 0.1secs but professionals are more picky and their time more valuable.
In a professional environment, a couple thousands of dollars is nothing.
Youtube has better quality and rewind but twitch has more interesting chat, even if it is just spamming emojis. Twitch chat has a vibe, feels like you are in a stadium. Also for gaming streams, twitch is a must. Also you need a browser extension like 7tv to appreciate the chat.