======================== unified (from filesystem) ========================
                                         'bitrate'  '264.126'
                                        'duration'  '308'
                                          'artist'  'Jeff Mills'
                                     'text_people'  ''
                                         'release'  'Sleeper Wakes'
                                           'title'  'The Visitor'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['detroit techno', 'techno', 'electronic', 'detroit', 'minimal']"
                                     'discogstags'  "['electronic', 'techno', 'minimal', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '12'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '128.822'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sleeper Wakes'
'TBPM' (BPM (beats per minute))                     '128.822'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'The Visitor'
'TKEY' (Initial key)                                '11B'
'TLEN' (Length)                                     '308146'
'TPE1' (Lead performer(s)/Soloist(s))               'Jeff Mills'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '7/12'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 32bits version 3.98.2 (http://www.mp3dev.org/)'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'techno', 'minimal', 'ambient']
'TXXX:lastfmtags'                                   ['detroit techno', 'techno', 'electronic', 'detroit', 'minimal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.11 dB'
'TXXX:replaygain_track_peak'                        '0.533507'

========================== row from database ==========================
                                              'id'  1327901
                                            'path'  /data/Music/Bulk/00poprockelectronic/Jeff Mills/Jeff Mills - Sleeper Wakes (V0)/07 Jeff Mills - The Visitor.mp3
                                         'working'  None
                                         'bitrate'  264
                                    'duration_sec'  308
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  10178054
                                           'mtime'  1621085239
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (V0) 07 electronic th techno minimal deephouse
                                      'tag_artist'  Jeff Mills
                                     'tag_release'  Sleeper Wakes
                                       'tag_title'  The Visitor
                                             'bpm'  128.822
                                    'search_title'  'the':1 'visitor':2
                                   'search_artist'  'jeff':1 'mills':2
                                  'search_release'  'sleeper':1 'wakes':2
                                     'search_rest'  '00poprockelectronic':1 'deephouse':8 'electronic':4 'minimal':7 'techno':6 'th':5 'v0':2,3
                                    'search_combo'  '00poprockelectronic':7 'deephouse':14 'electronic':10 'jeff':3B 'mills':4B 'minimal':13 'sleeper':5C 'techno':12 'th':11 'the':1A 'v0':8,9 'visitor':2A 'wakes':6C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['detroit techno', 'techno', 'electronic', 'detroit', 'minimal']
                                        'tag_date'  2009
                                     'discogstags'  ['electronic', 'techno', 'minimal', 'ambient']

============================== file details ==============================
                                           'mtime'  1621085239.175835  (2021-05-15 15:27:19)
                             'size'  10178054