⏳➡️🚫🔙

#irreversibility #no going back #past is past #forward only #cannot return

➡️🚫🔙

#one-way #no return #irreversible #final decision #point of no return #forward only

➡️🚫⬅️

#incompatibility #no going back #one-way upgrade #irreversible change #forward only #version lock-in

1️⃣🛣️→

#one way street #traffic flow #road direction #single route #no return #forward only

⏳⏪🚫

#can't go back #impossible past #time irreversibility #never young again #no turning back #forward only #past impossibility