It’s not my fault. That Marcus sent me this link knowing full well I wouldn’t be able to resist passing it on to you. He was lamenting the continuing hype and missinformation put out about bread and this is a good example. Apart from the fact that starters are affected by local yeasts and bacteria so your little sachet isn’t going to stay “authentic” very long, they don’t even seems to realise that ” Lactobacillus Sanfrancisco” (don’t you mean Sanfranciscensis?) is bacteria and not yeast.