3/ Commodity currencies: Gold, for example. It was useful for things other than money, but it had some nice properties (durable, divisible, transportable) that caused people to start using it as a money in addition to its other uses.
1/ Unpopular Opinion: Real Estate will be one of the worst performing asset classes over the next 30 years (in the US).
Reasons:
2/ First, demographics. This is by far the largest issue. The US has had a low and falling birth rate for a long time and the baby boomers, a massive generation, will start dying over the next 10-30 years.
3/ The US could combat this piece by increasing the number of immigrants we're bringing in, but we're going the wrong direction on that.
2. In the case of @AlchemixFi the use of Olympus Pro will allow them to avoid losing liquidity when Pool2 rewards dry up and also enable them to redirect those rewards to incentivize use of their self-repaying loans, which I think is a more valuable use of the ALCX rewards.
3. But with DEXs, they could benefit not only from owning liquidity for their own token, but by owning liquidity in other important pairs on their DEX. This would come with several benefits.
3. Example: Olympus could take half of the $DAI target and half of the $FRAX target and offer a bond for DAI-FRAX from @CurveFinance that could be staked on @ConvexFinance.