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became popular — when lots of people start to use or like something
- take on — to start doing a job or task
- go through — to look at something carefully one by one
- sit in on — to attend a meeting without being the main person there
- set up — to prepare or arrange something so it is ready to use
- brought in — introduced something new to a place or situation
- set off — to start or cause something to happen
- backed up — to agree with someone and say they are right
- pointed out — to tell someone about something important they should know
- show up — to appear or arrive somewhere