The Merge Gaming Network took a significant hit to traffic when Lock Poker left to purchase the Cake Poker Network (now called Revolution Gaming). However, they are still the 7th largest poker network (measured by average daily traffic) and have some of the best poker rooms, most of which allow online poker for US players. Traffic peaks much later in the day than other networks (11pm - 5am UTC), making this an ideal network for players in North, Central and South America, or for Europeans who play when normal people are sleeping!
The layout is clean, the navigation logical, and information loads quickly. Every table has a dropdown menu allowing players to manage open windows by tiling them, cascading them, or adding them to a grid.