[ my public key: https://keybase.io/barkerja; my proof: https://keybase.io/barkerja/sigs/gWAnG2VhU8RdOimufpxsiOUmgC28Md6o7_JvWCwP72U ]
For us, the reason is we're primarily a Salesforce company and rely on the Heroku Connect product to facilitate bidirectional syncing between Salesforce and PostgreSQL (which also requires Heroku PG).
One of the biggest benefits to this product -- aside from the syncing mechanism -- is a bypass of Salesforce's extremely limiting (and expensive) API limits.
This project is an enhanced reader for Ycombinator Hacker News: https://news.ycombinator.com/.
The interface also allow to comment, post and interact with the original HN platform. Credentials are stored locally and are never sent to any server, you can check the source code here: https://github.com/GabrielePicco/hacker-news-rich.
For suggestions and features requests you can write me here: gabrielepicco.github.io