The Delve products use the tiles.
Other than that, what are you even talking about? "I noticed that Dungeon has stopped making maps and now is making them with dungeon tiles." Worse than Death doesn't use dungeon tiles. Haven of Bitter Glass doesn't use them. What does? The item explicitly labeled as a Delve followup adventure? Am I missing something? Or is this asserted trend completely fantastical?
Other than that, what are you even talking about? "I noticed that Dungeon has stopped making maps and now is making them with dungeon tiles." Worse than Death doesn't use dungeon tiles. Haven of Bitter Glass doesn't use them. What does? The item explicitly labeled as a Delve followup adventure? Am I missing something? Or is this asserted trend completely fantastical?