Add (sub)chapter to RDM section on why to stop using Excel

[lnnrtwttkhn]

• [ ] Reinhard & Rogoff Story

Most important point of the stories: They shared the raw data and so the error could be found and fixed.

• [ ] Renaming of genes
• [ ] https://glammr.us/@platypus/112875845148179201
• [ ] https://archive.nytimes.com/economix.blogs.nytimes.com/2013/04/16/flaws-are-cited-in-a-landmark-study-on-debt-and-growth/?smid=tw-share&_r=0