doc: discuss concurrency in README

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Chris Waldon 2021-04-13 09:09:33 -04:00 committed by Márk Sági-Kazár
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@ -856,6 +856,9 @@ There has been several attempts to implement case sensitivity, but unfortunately
You can vote for case sensitivity by filling out this feedback form: https://forms.gle/R6faU74qPRPAzchZ9
### Is it safe to concurrently read and write to a viper?
No, you will need to synchronize access to the viper yourself (for example by using the `sync` package). Concurrent reads and writes can cause a panic.
## Troubleshooting