[overfitted]

As an interesting side note it was also in the article's last paragraph about Uber not using Public Clouds such as AWS. Is that becoming more common or less? Is there any other examples of enterprises seeing benefits of running their own services?

Referring to this part: ...they chose to largely manage their own online servers. While that led to some rocky moments early on, people who have worked at the company have said Uber was able to save substantially on costs.

[pm90]

As a sibling mentioned, cheaper long term costs are a huge factor. Dropbox is another public example of a company that has transitioned away from the cloud [0]. Twitter famously still uses a data center for their big data processing. [1]

0: https://builtin.com/hardware/dropbox-magic-pocket-distribute...

1: https://cloud.google.com/twitter

[mdavidn]

If you can manage the upfront capital costs, physical servers are an order of magnitude cheaper than virtual servers for services that run continuously.