Is this a better way of doing it---encrypt the folders instead of individual files?
Upsides:
- Less to encrypt/decrypt
- when decrypted, everything is available
Downsides
- folder size could get quite large (some git providers may not allow uploading large files)
- everything is visible when decrypted, so could be a security issue
Q: is encrypting/decrypting individual files costing us enough to merit this optimisation?