What are the pro and cons of using friendly URLs compared to query parameters (and vice versa)? [duplicate]
I am noticing that more and more sites prefer using "friendly URLs" over adding information as query parameters. For example: domain.com/product/3343/ compared to ...
Looking around, most sites (eg. Amazon) encode the parameters of searches into query string. This means that search engines cannot index these queries. Why don't such sites use URLs rather than query ...