We've successfully sent a sapling shielded payment
https://explorer.votecoin.site/tx/d5f798e8a10b0a9aab078577e42da76fb39ca7208342e0bf0a152ecef2f2d9ba
The transaction takes just few seconds to prove, and memory requirements are really low.
Next version of VoteCoin GUI Wallet will create new sapling addresses by default. Old sprout addresses are now considered deprecated.