Corporate cuts should always start with the greatest fat that does the least work - the ones at the top.
Because if the company has found itself in a place where headcount needs to be reduced, these are the people who led it there and deserve all of the blame for hurting the company to that degree. Plus, you should always start cutting where you get the lowest volume of productive work for the greatest money spent, and that is always at the top.
C# has had string interpolation for, what - nearly a decade, now? It arrived with C# v6, which was released in 2015.
Meanwhile Java just pulled their implementation out of the latest beta earlier this year because they couldn’t get it to work right.
Don’t know about you, but I think that Java is largely resting on its laurels as of late. That the only real reason to go for it is it’s third-party library system, and not much more.