Did the Bambu store just leak an H3C banner or is it something else?

That kind of random banner appearing on the site is almost always a staging error. It's not likely that you are chasing ghosts because even if your cache was playing up, the specific date and tagline you captured suggest a pre-configured live asset that just happened to be pushed to the production server prematurely. For big hardware releases, these things sometimes slip through the cracks of the deployment pipeline. Someone internal likely put the banner on the dev site, and a push to the live environment happened before the official marketing campaign was triggered, meaning it was visible for only a few hours.

In the world of industrial 3D printing, these kinds of sudden, short visibility announcements happen all the time. Companies like Bambu often test high-profile features on limited segments of their audience or just have their content team running ahead of the official PR schedule. The fact that it vanished immediately after a refresh points to a transient state, possibly a canary deployment that didn't roll back correctly. It's frustrating, sure, but it's a common hiccup when you're dealing with high-velocity product rollouts.

As a user who has gone through a few of their major hardware updates, my experiance is that if it shows up once on the official site, it's usually real, but the timing is always unpredictable. If you are leaning heavily on the idea that waiting a couple of weeks might give you a better deal or a more polished version, it’s worth factoring in how fast their pricing changes. Sometimes the 'wait for the full announcement' approach just means waiting for a price increase or a feature change that is only designed to make the initial launch price look better.

If the core capability is what you're after, and the technology looks solid, the short-term risk of waiting for a perfect public release might not outweigh the benefit of getting the printer and running prints sooner.

First time posting here so sorry if this is a dumb question, but does waiting even pay off ussually? I only got into printing a few months back with a smaller machine and I remember hearing rumors about a new model right before I bought, sat on my hands for a month, and then the launch stock was gone instantly anyway. Ended up waiting another six weeks.

Kind of wondering if the same thing happens with the bigger machines, where even if something new does get announced the early supply is thin. Does anyone know if they typically restock the older models quickly after a reveal, or does everything go on backorder at once?

Something similar happened to me last year with a filament dryer listing that went live two days early, and the thing that settled it for me was searching the exact product name in quotes, because the search engine crawler had already indexed the page even after the store pulled the banner. If the same thing happened here, a cached snippet with the H3C name and the November date should still be sitting in the search results somewhere, which would settle the question of wether your browser was the problem. Also, did the banner have a product page behind it or was it just an image? An actual link usually means the listing was built out, not just a stray asset.