### Q: Hardware recommendation
Unfortunately, hardware recommendation questions are off-topic as they [tend to become obsolete quickly](blog.stackoverflow.com/2010/11/qa-is-hard-lets-go-shopping) and often aren't useful to other readers. Instead of asking for a specific product, you should ask about *how* to find a particular device that meets your needs.
### Q: Product, service, or learning material recommendation
Unfortunately, questions which ask for product, service, or learning material recommendations are off-topic because they tend to become obsolete quickly and attract subj…