[average_r_user]

Nice Job!

Genuine Question: what is the source of the underlying data?

[krisozy]

Thanks!

Data is scraped live from the marketplaces.

[average_r_user]

Did you find some walls put in place by these sites to block scraping?

I have a little project like that written in R that has surprisingly worked well over a year without maintenance but some marketplace were off-limits without specific proxies