the #RISC-V #SiFive U74 core in the #StarFive JH7110 is about 2.5 #Dhrystone MIPS per MHz, while Roy Longbottom says the Cortex-A53 in the Raspberry Pi 3 is about 2.95 Dhrystone MIPS per MHz #performance
#RISC-V laptop with a 1.5GHz quad-core #StarFive JH7110 (with four #SiFive U74s in it) with an integrated GPU
#OnlyFans #financial analysis. US$6.3 billion revenues last year, 80% paid out to “creators”.
1002 km quantum key distribution record in 02023 using ultra-low-loss fiber and ultra-low-noise superconducting quantum detectors. I guess that means erbium-doped-fiber amplifiers don’t preserve quantum superpositions of polarization. #quantum-cryptography #security #metrology
Alumina Argentina SRL in Caseros sells 3.17mm round brass tubing, 0.5mm thickness, at AR$31503.95 per meter (US$25). #materials #pricing #pipe
Oddly enough, Alumina Argentina SRL in Caseros sells 12.7mm round brass tubing, 0.5mm thickness (or possibly 1mm), at only AR$13770 per meter (US$11). #materials #pricing #pipe
RF Repuestos Accesorios in Rosario sells 2mm copper “tubo capilar” for “refrigeracion” for AR$16163 per meter (US$12.93). #materials #pricing #pipe
5/16" copper brake line (caño de cobre para freno) for 14 meters for AR$79500 (US$64, US$4.50/m) #materials #pricing #pipe
The Corralón de Marco in San Martín at the edge of Capital Federal sells baling wire for construction, “hierro dulce para la construcción 6 mm, marca Acindar”, for AR$3700, presumably per kilogram. #materials #pricing #wire