Seems to be.

Facebook's investment is to be $135bn [1]. The Channel Tunnel was "in 1985 prices, £4.65 billion", which is £15.34bn in December 2025 [3], or $20.5bn at current exchange rate.

That is staggering.

(I didn't check the other figures.)

[1] https://www.bbc.com/news/articles/cn8jkyk78gno

[2] https://en.wikipedia.org/wiki/Channel_Tunnel

[3] https://www.bankofengland.co.uk/monetary-policy/inflation/in...