Week 3 prompts

• Day 15: clouds (@klandwehr)
• Day 16: time (@rknightuk)
• Day 17: hold (@dwalbert)
• Day 18: random (@JohnPhilpin)
• Day 19: indulgence (@sylvia)
• Day 20: beverage (@bobwertz)
• Day 21: symmetry (@amit)

We could still use some more prompts! Email jean@micro.blog.