One man's trash... another man's treasure. Ethereum is one of the coins that I believe in, and will continue to strive as the community that serves it grows.
There is no need to sell this scarcity mindset to other investors, as there is enough room for many coins to flourish. Imagine where we will be with the internet in 10-20 years time and the answer becomes clear
There is no need to imagine things that are too far away for another 10-20 years, but it is enough to see the opportunities at the moment and always see the best in the present, because the good ones will always last forever in crypto.