Does anyone know which technology on this tree has the most descendents?

I vibe coded with gpt-5 and the source json (https://www.historicaltechtree.com/api/inventions) to get this list:

Top 10 inventions by number of direct descendants

1: High-vacuum tube — 13

2: Automobile — 12

3: Stored-program computer — 12

4: Voltaic pile — 11

5: High-pressure steam engine — 11

6: Glass blowing — 10

7: Papermaking — 10

8: Bipolar junction transistor — 10

9: Writing (Mesopotamia) — 9

10: MOSFET — 8

	▲	croddin 6 days ago \| parent [-]
		Top 10 by total descendants (direct + indirect) 1: Control of fire — 585 2: Charcoal — 444 3: Iron — 422 4: Iron smelting and wrought iron — 419 5: Ceramic — 404 6: Pottery — 402 7: Induction coil — 389 8: Raft — 365 9: Boat — 363 10: Alcohol fermentation — 353 Top 10 by total ancestors (direct + indirect) 1: Robotaxi — 253 2: Moon landing — 242 3: Space telescope — 238 4: Lidar — 236 5: Satellite television — 231 6: Space station — 228 7: Stealth aircraft — 228 8: Reusable spacecraft — 224 9: Satellite navigation system — 224 10: Communications satellite — 224