Mav calculate future value of 1 safecoin if SAFE network will be guite popular and several decades old.
For 1 safecoins you should get 52,5 GETs
This would mean in today prices to be profitable by farming safecoins.
1 SafeCoin should be worth around 12 000$ in today prices.
Edit: If price per 1 GB will drop to 50% every 5 years than after 30 years it would be around 1SafeCoin = 200$