If someone asked me should Anne Frank be alive and well, been born 15 years ago in a much better time and a Justin Bieber fan, and living like a teenager should have been able to, I would say yes. And I have no idea who Justin Bieber is, nor do I care.
The contrast between what a Jewish child would face in those horrid years in Europe, and what life would be for them today is so stark it feels offensive, but that's just what it is. If you could go back and transform that time into today, wouldn't you? You can easily read his statement as a badly worded well-intended wish rather than malicious or self-absorbed.