That's what session affinity is for. I'm pretty ok with 5 seconds delay between adding something to the cart on my laptop and it appearing on my phone. Or, you

That's what session affinity is for. I'm pretty ok with 5 seconds delay between adding something to the cart on my laptop and it appearing on my phone. Or, you may do user affinity and I'll have both the same second, but my latency will go bad the first day I travel overseas.