**loki969** writes: "There have been lively discussions on "/." about Firefox's memory management, or rather the lack of it. The new Beta 4 claims not only to have made a big step forward in improving Firefox 3 memory management, but also to have taken the lead in using the least memory compared to FF 2 and IE 7. Percy Cabello posted a short summary that claims that Firefox 3_Beta_4 even sacks Opera 9.5beta.
The bottom line: Firefox 3 rocks in memory management."