What about making them from titanium?
https://news.thomasnet.com/featured/lockheed-3d-prints-massive-titanium-domes-for-space?channel=newsletter&campaign_type=PNA&campaign_name=0718&utm_campaign=0718&utm_medium=newsletter&utm_source=PNA&tinid=221696449
I know it's not sailing but it's carbon fiber.
https://news.thomasnet.com/featured/first-3d-printed-carbon-fiber-bike-a-technological-marvel-?channel=newsletter&campaign_type=PNA&campaign_name=0618&utm_campaign=0618&utm_medium=newsletter&utm_source=PNA&tinid=221696449&ni=1&cs=PNA
BP is this your beast?
http://forums.sailinganarchy.com/index.php?/topic/197730-how-%E2%80%9Cwet%E2%80%9D-the-volvo-ocean-65-yachts-are/&page=4
Scroll to the bottom of page.
I see the power is still out, maybe all trees over 4 meters should be cut down.
It will also help the insurance companies by reducing the damage to properties.
Sorry guys another boring weekend in the outback of NSW.