addressed comments

Signed-off-by: bwplotka <bwplotka@gmail.com>

Author: bwplotka

docs/instrumenting/exposition_formats.md

@@ -196,15 +196,13 @@ The payload MUST have `application/vnd.google.protobuf;proto=io.prometheus.clien
 
 All string fields MUST be UTF-8 encoded.
 
-Ingestors SHOULD prioritize scraping Prometheus Proto for the future feature compatibility. This is not true for 
-Prometheus 3.0, which for backward compatibility prefers OpenMetrics 1.0 unless
-* Manually changed in `scrape_protocols` setting
-* Certain feature are enabled e.g.:
-  * `--enable-feature=created-timestamp-zero-ingestion`
-  * appropriate configuration option (`scrape_native_histograms: true`)
-
-> In Prometheus 2.0, the Protobuf format was marked as deprecated, but since then this decision was reverted. From Prometheus 3.0,
-> the Prometheus Proto is actively used and maintained, supplementing text formats.
+Prometheus 3.0 [prefers the text-based protocols by default](./content_negotiation.md#default-accept-header) unless:
+* Manual preference settings in via `scrape_protocols` setting in Prometheus configuration.
+* [Protobuf format first](./content_negotiation.md#protobuf-first-accept-header) when certain features are enabled e.g.:
+  * `--enable-feature=created-timestamp-zero-ingestion` or `--enable-feature=st-storage`
+  * Appropriate configuration option (`scrape_native_histograms: true`)
+
+> In Prometheus 2.0, the Protobuf format was marked as deprecated, but since then this decision was reverted. From Prometheus 3.0, the Prometheus Proto is actively used and maintained, supplementing text-based formats.
 
 ### Basic info
 

docs/specs/om/open_metrics_spec_2_0.md

@@ -398,7 +398,7 @@ The OpenMetrics formats are Regular Chomsky Grammars, making writing quick and s
 
 Partial or invalid expositions MUST be considered erroneous in their entirety.
 
-> IMPORTANT: Previous versions of [OpenMetrics](https://prometheus.io/docs/specs/om/open_metrics_spec/#protobuf-format) used
+> NOTE: Previous versions of [OpenMetrics](https://prometheus.io/docs/specs/om/open_metrics_spec/#protobuf-format) used
 > to specify a [OpenMetric protobuf format](https://github.com/prometheus/OpenMetrics/blob/3bb328ab04d26b25ac548d851619f90d15090e5d/proto/openmetrics_data_model.proto). OpenMetrics 2.0 does not include the protobuf representation. For available formats, including the official [Prometheus protobuf wire format](https://prometheus.io/docs/instrumenting/exposition_formats/#protobuf-format), see [exposition formats documentation](https://prometheus.io/docs/instrumenting/exposition_formats).
 
 ### Protocol Negotiation