These decides have their performance and internet connection uplink listed, which make for very interesting targets. Yes, a hundred shitty smart scales are a nice target, but they're underpowered for more involved attacks.
With a fiber uplink, a decent CPU and plenty of disk space advertised, this service can be very attractive, especially since you only need to pay for a minute to escape the boundaries of the container runtime if there's an exploit.
Also, it doesn't matter that there's only a few computers if you're using other people's computers to break the law.