Maybe even going as far as listing things in different countries for the same price and looking for currency differences in pricing models?

Recently there have been some pretty big global political events (brexit, Trump) and lots of potential unpredictable moves by Russia, china, Middle East that could send currencies or trade on wild swings.

So what is it that combines property investing and currency mining?

There still is lots of growth in digital currency ethereum seems to be something I have heard about from a lot of younger people.

There are avatars, different "portals" to games, a fake currency (that parents buy for real money of course) etc.

A solid investment portfolio typically includes a diverse set of investments which could include hard assets such as real estate, gold/ silver, cash and intangibles such as stocks, bonds, currencies.

Others partake of your services they don't want to do and pay you using currency they obtained from their success. 

like some say.. currency devaluation...   

Given the lingering financial impact of COVID and current economic conditions it seems a very worthwhile thing to learn about for later investment and will likely form the bulk of my near-term purchases following these first ones, and may well be my predominate activity throughout 2023.International Investment:The idea of liquidating all personal and business assets whilst keeping my 4/2 sharehouse in Aus and househacking a small cash-bought SF in Maine is an appealing option, after all income/expenses/allocations however it would negatively cash flow $2.50/week assuming a stable currency rate.Though principal paydown is a valuable wealth-building tool, my desire for cash flow in addition to a lot of trapped equity in Australia's fairly rigid/monopolistic/regulated financial market (and an unavoidable double-taxed hit on eventual sale[4.ii] for which i'd not utilize a 1031 exchange[4.iii]) makes this an unattractive option.4.i - USDA loan qualifying region map (https://eligibility.sc.egov.us...)4.ii - Foreign Earned Income Exclusion (FEIE) thresholds (https://www.americansabroad.or...)4.iii - Challenges with international 1031 exchanges (https://atlas1031.com/exchange...)If you've read this far, thanks so much for your attention.

Buy value-ad distressed Properties and HOLD (Multifamily preferred)Hard Money Lend to Wholesalers/RehabbersBuy stocksMine Crypto-currencies