Well, actually, migrating from iPhone to Android nowadays is a pain for the normal user. They just lose all their friends and have to make new friends (in a manner of speaking).

So, it isn't crazy for Jolla to be a challenge as well. It would be ideal if some cloud service and application combination could do the job. However, this involves giving all your information to somebody else. This may be ok for most people though, and the ones who a) don't know how things work b) respect their privacy will have to suffer a little bit.