Every bull market creates its own objects of belief. In 2020 and 2021, those objects changed almost weekly: meme stocks, SPACs, electric-vehicle shells, digital tokens, NFTs, JPEG collections, and celebrity-backed stories all took turns becoming the thing everyone had to own. For a while, it worked. A stock did not need earnings if the story was strong enough. A SPAC did not need a proven business if the projection looked big enough. A token did not need cash flow if the community was loud enough. An NFT did not need income if the next buyer believed the image, status, or scarcity would be worth more later.

That is how manias work. They do not begin with stupidity. They begin with a little truth. Some technologies were real. Some companies were real. Some communities were real. Some early buyers made real money. Then the crowd arrived, and price slowly disconnected from anything that could be measured. At the top, people stopped asking, “What does this earn?” They asked, “Who else is coming in after me?” That question can carry a price much higher than logic expects. It can also vanish overnight.

When the cycle turned, the same pattern appeared across the speculative universe. Many SPACs collapsed. Meme stocks round-tripped. NFT prices fell hard. Tokens that once traded on belief discovered that belief is not a balance sheet. The lesson is not that speculation is evil. Speculation can pay. The lesson is that speculation must be named.

I learned this the hard way after the 2021 mania. In 2022, many of the hottest names had already fallen 70%, 80%, even 90%. They looked destroyed. They looked washed out. They looked like bargains simply because they were so far below their highs.

But that was the trap.

If the business has no cash flow, no real path to profits, too much dilution, or no buyer left for the story, it can fall another 90% from there. And some did. Names that looked “cheap” in 2022 kept bleeding until they were almost worthless by 2024. Some went to zero.

That changed how I think. I stopped asking, “How far has it already fallen?” I started asking, “What is left underneath?”

A profitable business that falls 70% may become more attractive because its earnings yield rises, its dividend may matter, its assets may matter, or an acquirer may eventually do the math. None of that guarantees a bottom, but it gives rational buyers something to measure.

A story asset with no cash flow does not become cheap in the same way. It can only become lower unless belief returns. Maybe the crowd returns. Maybe it does not.

That is why I ask one question before buying anything exciting: what is left if the hype disappears? If the answer is earnings, cash flow, assets, dividends, or a real buyer for the business, there is something to value. If the answer is only “someone else will want it later,” then it is speculation. And speculation must be sized like something that can go to zero.

Hype is not the same as value. Hype is attention. Value is something that can be measured.

A company may have profits, cash flow, assets, dividends, or the possibility that another company may buy it. None of these protects the price perfectly. Good businesses can still fall hard. But they give investors something real to calculate when the crowd gets scared.

Speculation is different. Speculation depends mostly on belief, attention, scarcity, or the hope that someone else will pay more later. That can work beautifully while the crowd is growing. But when the crowd leaves, the price may have nothing fundamental to lean on.

This is the line between investing and speculation. Both can be legitimate. Both can make money. But they must be treated differently.

An investment can be analyzed. A speculation must be survived.

Cash flow is the real money a business produces from selling products or services. Earnings are profits. Dividends are cash payments a company gives to shareholders. Assets are things the company owns, like cash, property, inventory, equipment, patents, or valuable technology. An acquirer is another company that may buy the business if the price falls far enough. Hype means excitement around an asset, from social media, influencers, news, celebrity backing, a hot theme, or the fear of missing out. The Greater Fool theory means buying something mainly because you hope someone else will pay more later; that works for a while, but it becomes dangerous when there are no more excited buyers left. The point is simple: if the price depends mostly on excitement, treat the position as speculation.