======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '286'
                                          'artist'  'Orx'
                                     'text_people'  ''
                                         'release'  'Monotone Sequences'
                                           'title'  '4.4'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['clone records', 'the west coast sound of holland', 'clone']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '143.011'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Monotone Sequences'
'TBPM' (BPM (beats per minute))                     '143.011'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         '4.4'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Orx'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['clone records', 'the west coast sound of holland', 'clone']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.79 dB'
'TXXX:replaygain_track_peak'                        '0.496184'

========================== row from database ==========================
                                              'id'  1348201
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/ORX/Monotone Sequences/Orx - Monotone Sequences - 05 - 4.4.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  286
                                           'genre'  electronic-th-techno
                                        'filesize'  4582893
                                           'mtime'  1620564205
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats ORX 05 electronic th techno
                                      'tag_artist'  Orx
                                     'tag_release'  Monotone Sequences
                                       'tag_title'  4.4
                                             'bpm'  143.011
                                    'search_title'  '4':1,2 '44':3
                                   'search_artist'  'orx':1
                                  'search_release'  'monotone':1 'sequences':2
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 'beats':5 'electronic':7 'harder':4 'house':3 'orx':6 'techno':9 'th':8
                                    'search_combo'  '00poprockelectronic':7 '00techno':8 '4':1A,2A '44':3A 'beats':11 'electronic':13 'harder':10 'house':9 'monotone':5C 'orx':4B,12 'sequences':6C 'techno':15 'th':14
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['clone records', 'the west coast sound of holland', 'clone']
                                        'tag_date'  1992
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620564204.6677778  (2021-05-09 14:43:24)
                             'size'  4582893