minus-squareBeBa@lemmy.worldtoCool Guides@lemmy.ca•A time traveler's survival guide. The vertical green bars are the only times in Earth's history with enough oxygen to breathe (hypoxia) and low enough to avoid oxygen toxicity (hyperoxia).linkfedilinkEnglisharrow-up7·4 months agoi just wanna go back a couple decades to prevent a few of my mistakes, invest heavily in bitcoin and watch a couple dead singers perform linkfedilink
i just wanna go back a couple decades to prevent a few of my mistakes, invest heavily in bitcoin and watch a couple dead singers perform