Key Takeaways
- Law firms operate on impermanent equity. When partners leave firms like Cravath or Covington & Burling, their shares are extinguished with zero buyout value.
- Generational friction sets 31-year-old partners against 61-year-old partners who reject funding assets that only pay off after their retirement.
- John Morley predicts Big Law will rarely build proprietary software because partners cannot capitalize internal engineering expenses.
- Law firms will stick strictly to renting third-party tools through operational licenses that protect current cash flow.
Why Retiring Partners Kill Long-Term R&D
Public companies hold permanent capital. If Alphabet or Microsoft pours billions into training a foundation model, public markets price that future cash flow into today's share price. Founders and executives can sell their stock tomorrow or hold it for twenty years.
Law firms have the opposite structure. John Morley, a professor at Yale Law School who studied the collapse of firms like Weil Gotshal, points out that professional partnerships run on impermanent equity.
“When I retire from a law firm, whether that's Cravath or Covington & Burling, my shares simply disappear,” (play from 34:14) Morley notes. “They're extinguished. Nobody buys them back from me, they're just gone.” (play from 34:20)
Because equity vanishes the moment a lawyer walks out the door, law firms cannot store value across decades. Every dollar a firm spends on software development must come directly out of the cash distributions partners would otherwise take home this December.
The Math of Impermanent Equity
This structural quirk turns every major technology decision into a fight across age brackets.
A 31-year-old partner wants the firm to spend $50 million building internal legal reasoning models. That investment might compress billable hours today while protecting market share over the next two decades. But to a 61-year-old partner looking at retirement in three years, that $50 million check is just a straight pay cut. They absorb the bill, hand over their cash, and walk away right before the savings show up.
Morley stresses that this tension is not limited to age. “It's not just between the old and the young, it's also between the people who are here now and will also be here tomorrow and the people who are here now, but might leave tomorrow.” (play from 35:08)
With partners jumping between firms at record rates, even younger partners view long-term investments with suspicion. If a rainmaker plans to lateral to another shop in two years, every dollar reinvested into internal code is money gifted to rivals.
Why Big Law Will Only Rent Software
Because of this partnership dynamic, enterprise tech founders expecting law firms to build internal development teams will wait forever.
“Right, so if you believe my story about generational conflict, you would predict as I do that although AI will transform the practice of law, very little AI technology will be developed by law firms,” (play from 56:04) Morley argues. The math forces firms to rent rather than build.
Software subscriptions fit neatly into annual operating expenses. They hit current revenue, reduce current taxable income, and bypass the generational fight entirely. A license fee paid to an outside vendor can even be passed through to clients or absorbed within normal annual overhead.
What to Do With This
If you sell software to professional partnerships, drop any pitch about building proprietary enterprise assets or multi-year internal infrastructure. Package your product as an immediate annual operating expense that maps directly to current matter billing or existing departmental budgets. Rewrite your pricing page this week to offer simple per-seat subscriptions that preserve partner distributions this quarter.