HANDLE hStream; SXSI_STREAM_CONFIG cfg = 0; cfg.BufferSize = 1024 * 1024 * 1024; // 1GB exclusive buffer cfg.Flags = SXSI_FLAG_KERNEL_EXCLUSIVE_WRITE;

: This refers to a 64-bit version of an instruction set architecture (ISA) used in computers. Most modern computers use x64 architecture, which allows for more efficient processing and the ability to address more memory compared to 32-bit systems.

Proprietary trading firms use SXSI to stream market data from a NIC (Network Interface Card) directly to trading algorithms without touching the TCP/IP stack in user mode.

: The user boots the vintage X68000 from this floppy and runs bootset.x , which writes the SxSI bootloader into the SRAM at address ED0100 .

While x64 is the modern standard, "Windows Exclusive" status comes with strict compatibility rules:

We built an "SxS-Exclusive dropper" that:

: To set this up today, hobbyists typically use Windows-based utilities like OmniFlop or scsi2sd-util .