Many people wonder why free crawler proxies cannot be used effectively, and why regular proxies are both poor in quality and expensive. The answer lies in the nature of free proxy IPs. These IPs are shared on the network, so their resources (such as bandwidth) can quickly become depleted due to overcrowding. As a result, when you want to use them, they may not be available. Additionally, because many people use these free IPs to access the same websites, they may have already been identified ...