The exchange rate has now been updated for all SHB holders.
New exchange rate: 1 SHB = 1921 cBSN
Warning: Users who hold SHB receive an accelerated redemption. If you redeem SHB prior to mainnet, your cBSN will follow the basic redemption schedule. BlockSwap will share detailed information on the redemption schedule closer to mainnet.
SHB Redemption Website: https://stake.blockswap.network/shb