Losing control over your domain would be problematic. It happens. It is extremely difficult to unintentionally lose control of a domain that you legitimately r

Losing control over your domain would be problematic. It happens. It is extremely difficult to unintentionally lose control of a domain that you legitimately register with a respectable registrar. Any centralised service you use for free can terminate your account on a whim any time they like, give access to an account you used to use to anyone else they like, and so on. There is some non-zero level of risk in any dealing with a remote service, but I don't think the scale of risk in these two scenarios is even remotely comparable.