Field is huge! Leave a reply The field has been flattened and the lines have gone on. Now we can start prepping for the US Open this coming weekend. This years field is essentially two of last year’s put next to each other. That’s a lot of new things for our robots to see. Related posts: Aibo league upgrades field size, team size Tough Loss Nao’s omni-directional gait walks in circles, around the field US Open this Weekend!