======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '286'
                                          'artist'  'Woody McBride'
                                     'text_people'  ''
                                         'release'  'Tape'
                                           'title'  '1967'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-bass-2', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1', 'Q-SYN-3', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-3', 'Q-CHART-2', "
 "'Q-MIXBEAT-3']")
                                      'lastfmtags'  "['techno', 'acid techno', 'acid', 'electronic', 'hard acid']"
                                     'discogstags'  "['abstract', 'acid', 'experimental', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '142.9'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM::ENG'                                         '3A - 142.9'
'TALB' (Album/Movie/Show title)                     'Tape'
'TBPM' (BPM (beats per minute))                     '142.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TIT2' (Title/songname/content description)         '1967'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Woody McBride'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['abstract', 'acid', 'experimental', 'electronic']
'TXXX:lastfmtags'                                   ['techno', 'acid techno', 'acid', 'electronic', 'hard acid']
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-5.49 dB'
'TXXX:replaygain_track_peak'                        '1.038347'

========================== row from database ==========================
                                              'id'  1484294
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Woody McBride - Tape (Communique Records - 1994)/B-Woody McBride - 1967.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  286
                                           'genre'  electronic-unsorted
                                        'filesize'  11461474
                                           'mtime'  1621698031
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy (Communique Records 1994) electronic unsorted
                                      'tag_artist'  Woody McBride
                                     'tag_release'  Tape
                                       'tag_title'  1967
                                             'bpm'  142.9
                                    'search_title'  '1967':1
                                   'search_artist'  'bride':4 'mc':3 'mcbride':2 'woody':1
                                  'search_release'  'tape':1
                                     'search_rest'  '1994':5,6 'classicprogpsy':1 'communique':2,3 'electronic':7 'records':4 'unsorted':8
                                    'search_combo'  '1967':1A '1994':11,12 'bride':5B 'classicprogpsy':7 'communique':8,9 'electronic':13 'mc':4B 'mcbride':3B 'records':10 'tape':6C 'unsorted':14 'woody':2B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-3', 'q-other-1', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-2']
                                      'lastfmtags'  ['techno', 'acid techno', 'acid', 'electronic', 'hard acid']
                                        'tag_date'  
                                     'discogstags'  ['abstract', 'acid', 'experimental', 'electronic']

============================== file details ==============================
                                           'mtime'  1621698030.7264063  (2021-05-22 17:40:30)
                             'size'  11461474