Is there a good version of Time Machine?

[Ludwig]

On Mon, 29 Feb 2016, Ryan Schmidt wrote:

> Backups to a non-Apple network-attached storage (NAS) device that claims to
> have Time Machine support will become corrupted over time, with the
> likelihood increasing greatly if backups are attempted over wireless. I have
> used this for years, and have had to start my backup over from scratch after
> Time Machine declared it corrupted more times than I can recall. Non-Apple
> implementations of AFP (i.e. netatalk) are simply not sufficiently compatible
> with Apple's implementation to work reliably with Time Machine, no matter
> what the third-party vendor trying to sell it to you says.
>

Does TM detect corruption “on the fly” or does one not find out until
attempting to restore?