Hi, nice question, @gus_massa. I haven't implemented the cleaning part. Thank you for the idea to clean the demo data periodically, I will implement it soon ed

Hi, nice question, @gus_massa. I haven't implemented the cleaning part. Thank you for the idea to clean the demo data periodically, I will implement it soon edited 20201101: Done, now, it cleans the data periodically. Thanks for your suggestion @gus_massa