| − | The opposite of this activity is called, downloading. Uploading is usually slower than downloading. This is due to the [[Bottleneck| bottleneck]] at the [[Modem| modem]], though upload speeds are also often throttled (limited) by the [[internet service provider]]. | + | The opposite of this activity is called, downloading. Uploading is usually slower than downloading. This is due to the [[bottleneck]] at the [[modem]], though upload speeds are also often throttled (limited) by the [[internet service provider]]. |