I cannot say if it is a change in touch sensitivity, tile size, margin size or what but something has been changed and gunboat tiles are now extremely itrritating.
Many unregistered screen taps causing either failed attacks because a gba did not change or a tapped troop did not get chosen or landed instead the prior gba nukes the beach.

If you want examples I have TONS

happening on LG v20 Samsung S3 & an emulated tablet/laptop