It works - to some effect... And it allows the continuation of the "escalation management" policy by forbidding long-range ballistic missile strikes. There are many drawbacks to this policy; one is that you can not significantly damage the enemy air force in the bases with drones only. Drones can be numerous but they are too slow.Why the Pentagon is Betting Big on Long-Range Ukrainian Drones: 'It Works'
The United States is giving Ukraine $800 million in military support to manufacture long-range drones to counter Russia with its own weapons.www.airandspaceforces.com