Betting NO based on current financial troubles related to Rail Baltica, which might lead to slowdowns and further postponement for future projects like this.

https://www.railjournal.com/infrastructure/court-ruling-offers-fresh-impetus-for-finland-estonia-tunnel-project/

Court ruling offers fresh impetus for Finland - Estonia tunnel project

The Administrative Court of Estonia has ruled that an EIA for the construction of a rail tunnel between Estonia and Finland must be considered again.

this seems to be well underway - but still in planning phase. https://www.railway.supply/en/railway-tunnel-under-the-baltic-sea-to-connect-helsinki-with-tallinn/ https://www.finestbayarea.online/tunnel

Railway tunnel under the Baltic Sea to connect Helsinki with Tallinn

The idea of building a tunnel for high-speed trains between Finland and Estonia is still alive. The project has found a Chinese investor. The nearly 100-kilomet

@PeterBuyukliev Yup! You'll see I've created a lot of these markets - this is definitely one I'm expecting stabilise well over 50%, but I think the 'start construction' wording will always keep it interesting