Scavenging in Istanbul

The video follows a junk collector in Istanbul who collects recyclable materials from the streets. After moving from southeast Turkey, he tried various jobs before becoming self-employed. He walks up to 20 kilometers daily, collecting items to sort and store with his brother. The collected materials are sent to a factory, and his earnings depend on the weight of the recyclables. Despite the hard work, he takes pride in his independence and the income he generates.

What are the advantages and disadvantages of being a junk collector as described in the text?

How does the junk collector determine his earnings from the collected materials?