Keep same cards but use random order.
Heal broken svg backgrounds by appending object tags with the broken SVG’s datauri as source.
Prevent broken SVG background by keeping a copy of the SVG as object tag.
Having all cards in DOM initially, then removing them after 1s also fixes the problem.
Keep cards in DOM initially for 1s but don’t render.
Don’t apply all card styles to initial cards, use 1x1px dimension, remove whole initial_cards container after 1s.
Indicator light when initial_cards was removed.
Use 0x0 as initial dimension.
Double dimensions for demo cards.