TQworld has released Tranquility 5.0 forMac OS X, a new version of its 3D Internet game where players mustcarefully navigate columns of rising geometric objects. Version 5.0 adds anew particle system, a new soundtrack with 200 voices and eight musicarrangements, eight levels of motion blur, a choice of three backgroundgrids and four color modes, and additional improvements. tranquility 5.0sells for US$24 for a lifetime subscription; previous one-year subscribershave been automatically upgraded to a lifetime subscription.