If you do that for risk aversion, keep it diverse within the ~100k guarantees per account/country, if possible have multiple currencies. YMMV. Note some countr

If you do that for risk aversion, keep it diverse within the ~100k guarantees per account/country, if possible have multiple currencies. YMMV. Note some countries are playing dangerous liquidity games and that will affect currencies. Always hedge. Even currencies. Ask any FX trader.