avatar By Google -
https://github.com/googlei18n/noto-emoji/blob/f2a4f72/svg/emoji_u1f21a.svg, Apache License 2.0,
https://commons.wikimedia.org/w/index.php?curid=34839462. It is the Japanese word mu in kanji but as a white emoji with an orange background.
More about "Mu" —
https://selftaughtjapanese.com/2019/01/15/mu-%E7%84%A1-the-japanese-word-that-means-nothing/My header image is a daikon radish patch beside flowering oregano with some grass, illustrating no-till and no "weeding".