Replacing yesterday’s installment in the series, which is now the focus of an exciting contest: Name the Strange Roundish Object in the Digital Postcard! See comment thread for details.
Dave Bonta (bio) often suffers from imposter syndrome, but not in a bad way — more like some kind of flower-breathing dragon, pot-bellied and igneous. Be that as it may, all of his writing here is available for reuse and creative remix under a Creative Commons Attribution-ShareAlike 4.0 International License. For attribution in printed material, his name (Dave Bonta) will suffice, but for web use, please link back to the original. Contact him for permission to waive the “share alike” provision (e.g. for use in a conventionally copyrighted work).