His point is valid. Those flagship devices are available "everywhere", but are very popular in and specifically targeting Asian markets...cough emerging markets like the guy said...WHERE FM RADIOS ARE STILL EXTREMELY POPULAR. That said, it was a surprise that no variant of the S4 had FM radios...not even the ones only released in Asian markets. Their official comment below:
Our studies show a trend shift of interest to digital broadcasting - namely, the focus on listening to music content on social networks or on YouTube. The flagship model of our devices is targeted at customers who use digital content, modern formats and channels of information consumption.
Samsung explains why there's no FM radio in the Galaxy S4