Simultaneous interpretation

Simultaneous interpretation is what makes an international event genuinely international rather than an English-language event that foreign visitors politely endure. In practice, it requires interpreter pairs per language (they swap every twenty to thirty minutes because the cognitive load is brutal), booths or a remote interpretation feed, an audio distribution method — traditional headsets or, increasingly, a channel inside the event app with attendees' own earphones — and advance materials, because interpreters who've seen the decks and speaker notes perform dramatically better than those translating cold. Commercially, it's a market-expansion cost: offering key sessions in the languages of your target exhibitor or buyer geographies directly widens who you can sell to, and some hosted-buyer programmes quietly depend on it. The common mistake is booking interpreters without briefing them — sector jargon, product names, and acronyms are exactly what generic interpretation garbles, and a trade audience notices immediately. Send decks, glossaries, and speaker lists a week ahead. One honest nuance: app-based delivery over venue Wi-Fi is cheaper than headset hardware but inherits the venue's network quality; latency or dropouts hit non-native speakers hardest, the very people the service exists for. Test on show-floor Wi-Fi under load, not in an empty hall.