Enrico Martignoni, the chief installer along with project leader Dominique Pastor, explained that instead of one massive wall panel, the modern tapestry was woven in smaller modules to make for easier replacement in case any one should get damaged. And suffice it to say, the silk thread won't ever be fire-proofed with caustic chemicals. The piece is also slightly more cost-effective thanks to a silk-blend thread and plastic discs in place of the original metal.