Building a Ramp deck that can take advantage of Hour of Promises ability to make Zombies as well as cast an early Ulamog, the Ceaseless Hunger is going to be key
New sets release every few months, but the window to grab anything at retail is brutally short which is why timing, automation, and a solid technical setup are the difference between landing a box and refreshing an empty cart
Adding more cards works as a solution to stale Cube metagames by increasing the archetype variety
For all intents and purposes, drawing cards from an artifact's effect is the exact same as drawing cards from a green creature's effect, or a white enchantment's effect
Well, your deck derives an advantage from building up a board over time
If something does go wrong and it isnt obviously the buyers fault then again be proactive and do the right thing