Order the continuous line a bit longer. If you decide it doesn't work for you, or when it does wear at the larkshead, cut it into two separate lines.
I keep a 150% Genoa on the forestay at all times - roller reefing, although not ideal in heavy air, does provide some versatility. The inner forestay also accommodates a staysail for use during really heavy weather.
True Blue . . .
sold the Nauticat