| 1 | Discs currently have three spatial dimensions. | |
| 2 | Both use a blue laser to read the information on the disc. | |
| 3 | Their colors reflected on silver disks that lined the floor. | |
| 4 | He took a step forward, and one of the disks shimmered. | |
| 5 | So far, sales of the new high-definition disc players have been slow. |
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