iframes are a great tool while transitioning between platforms. I've used them to transition to new frontends without requiring a rewrite of 100% of the compone

iframes are a great tool while transitioning between platforms. I've used them to transition to new frontends without requiring a rewrite of 100% of the components. If there's a lesser-used-but-complicated piece of the site, you can slap it in an iframe. Spend a few hours sewing them together with JS message posting and it works fine. It's not amazing, but it works.