#AdBlock Plus’s effect on Firefox’s memory usage | Nicholas Nethercote
▻https://blog.mozilla.org/nnethercote/2014/05/14/adblock-pluss-effect-on-firefoxs-memory-usage
So, it’s clear that ABP greatly increases Firefox’s memory usage. Now, this isn’t all bad. Many people (including me!) will be happy with this trade-off — they will gladly use extra memory in order to block ads. But if you’re using a low-end machine without much memory, you might have different priorities.