The original 128k Macintosh was $2,495 in 1984--that's $6,244.14 in todays (2023) dollars, just to put things in perspective.
Obviously there will be less expensive models to come; this is just the start. This will be mostly for early adopters and developers.
If you look at the historical ratio of income to the price of housing you'll see we're making less compared to the cost of things every year.
Pull up a chart of "FRED:ASPUS/FRED:MEHOINUSA646N" on https://www.tradingview.com
edit: took a screenshot to save the trouble https://imgur.com/a/U5ml4Iq
[0]: https://www.supermoney.com/inflation-adjusted-home-prices/
This has a lot more to do with governments making it illegal to build housing than the overall strength of the economy.
The point: it sold well enough for it to lay the groundwork to the Mac market of today.
At this stage, Apple looks like the only company with a real shot at making a mixed reality headset mainstream in the next 5-7 years.
I just don't see the must-have reason why everyone would have to buy one.