The network becoming more healthy and the speed is average and it's fixed for every block that's mined.
The scaling issues has always been talked even long time before so, he's got some concern that he shouldn't be worried with.
But because of his curiosity, it's okay for him to have that because he's part of this community. The fees might be quite expensive if you're going to base it off through its valuation in dollar even if it's going to be in satoshis, for example if 1 sat is the only fee but we've got $1M price of Bitcoin, you do the calculation.