Question

what difference does they author note between flute seller and the other hawker​

Answer 1

the other hawkers were shouting out their wares but the flute seller was playing the flute simply and meditately without excessive display

Answer 2

Author says that the hawker shouts and sells their things to the tourists.The flute seller has about 50-60 types of flutes and he takes one at a time and plays it.Author says that it is like bamboo and they are like porcupine.He stands near the corner of hotel and plays flute and sometimes talks with hawkers.

Hope it will help