> I dunno a lot of migrations to X technology are pitched as valuable on one quality dimension. We improved performance by Y%! I'd add that more often than not

> I dunno a lot of migrations to X technology are pitched as valuable on one quality dimension. We improved performance by Y%! I'd add that more often than not these performance impacts are not due to changes in programming languages/frameworks/libraries/whatever but because some architecture or algorithmic constraint is done under the scope of the migration.