You haven't addressed OP argument.
The fact there were security concerns is unrelated with the MAIN points discussed not only in the post, but in OP's reply:
> No upselling services
> No automatic updates
> No nagging.
Without auto-updates you could take a guess how many systems wouldn't get patched in months.
> No automatic updates
Without auto-updates you could take a guess how many systems wouldn't get patched in months.