It just dawned on me that, if my count is correct, the first 2020 release of Windows 10 will make the 10th release. Will Microsoft celebrate 10 of 10 in a special way? According to Wikipedia the 10th version is tin/aluminum… maybe they’ll make an aluminum theme Wedding anniversary - Wikipedia
Versions so far: 1507, 1511, 1607, 1703, 1709, 1803, 1809, 1903, and the November release will be 1909 (edited after commend below)