So many diseases to treat, so little money and time.
While future profits play a big factor in which diseases get prioritized, advocacy and research incentives can also tilt the scale.
For example, that seemingly silly viral ALS ice bucket challenge in 2014 was a real fundraising success, and led to the discovery of five genes connected to ALS, and new clinical trials
https://theconversation.com/crispr-and-other-new-technologies-open-doors-for-drug-development-but-which-diseases-get-prioritized-it-comes-down-to-money-and-science-219572
#health