j"19HxigV4QyBv3tHpQVcUEQyq1pzZVdoAutLî1. Fee rate should be configurable, default zero.
2. Chained tx limit should be configurable, default value no limit.
3. Different applications for different fees.
All about competition, cost and benefit, demand and supply will intersect.
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BITCOIN_ECDSA"1AKHViYgBGbmxi8qiJkNvoHNeDu9m3MfPELXILlNKuYj9OlWL6TOFFaoFnVEw8w1NPRLuUDS4WVG+7K5SaA9Vei1VqwqdN78o8YcOi8yyiwK9q1YPwhu1BPrjj8=
https://whatsonchain.com/tx/22ad3c4e2d4e0febf7d8efed4a5ba7879d2dd52f8d975c33a9df5bcfd6acad03