COVID-19’s Omicron and Delta variants are in full surge, and have already taken a bite out of many people’s holidays. After thousands of flights were canceled, other travelers missed flights while waiting for COVID test results. There are long lines for tests across America, and there is no guarantee results will come back in time to be of any use. Labworq, which promised results in 24 hours, is taking up to seven days to process tests. Other testing centers are also struggling with high demand.