by AWS, the leader in cloud services, holds the re:Invent Global User Conference in Las Vegas, USA every winter. However, due to the impact of the epidemic, it was changed to an online event two years ago. The actual number of participants was significantly lower than in previous years, even less than half of the heyday. Many people switched to online participation, which made the entire event last year seem less lively than before. However, at this year’s re:Invent 2022 user conference, although the official still adopts physical and online parallel, judging from the number of on-site participants this year, as the epidemic slows down, the crowd has gradually returned to the pre-epidemic level, exceeding 50,000 people attend.
