Version 1.7.1 has been released.
• Enemy ships now collide with each other (but do not damage each other).
• Enemy escorts no longer hold fire when another enemy ship is in line of fire.
• Fixed shimmy when sub is moving at 16x time-scale.
• Convoy ship start positions staggered laterally.
• Max convoy transport count increased to 9 (was 8).
• Fixed bug where left rudder button would always be in "Toggle" mode.
• Fixed bug where throttle UI would not match actual throttle setting.
• Fixed bug where enemy escorts would sometimes pretend to be submarines.
• Fixed bug where in-game options Volume would be 1/100 of actual volume value.