======================== unified (from filesystem) ========================
                                         'bitrate'  '186.09'
                                        'duration'  '271'
                                          'artist'  'Inhale'
                                     'text_people'  ''
                                         'release'  'The Act of Snuggling / The Art of Snuggling'
                                           'title'  'Eleanor Rigby'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-1', 'q-drums-3', 'q-other-3', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['metalcore', 'japanese', 'experimental', 'metal', 'dark ambient']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  'a14'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '146.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Act of Snuggling / The Art of Snuggling'
'TBPM' (BPM (beats per minute))                     '146.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Eleanor Rigby'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Inhale'
'TRCK' (Track number/Position in set)               'a14'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['metalcore', 'japanese', 'experimental', 'metal', 'dark ambient']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.04 dB'
'TXXX:replaygain_track_peak'                        '0.439475'

========================== row from database ==========================
                                              'id'  731006
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Act Of Snuggling／The Art Of Snuggling (Oddio Overplay, 2000) [316k VBR]/a14-Inhale-Eleanor_Rigby.mp3
                                         'working'  None
                                         'bitrate'  186
                                    'duration_sec'  271
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  6320834
                                           'mtime'  1636915998
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Of Snuggling／The Of (Oddio Overplay, 2000) [316k VBR] a14 Eleanor_Rigby electronic experimental oddness
                                      'tag_artist'  Inhale
                                     'tag_release'  The Act of Snuggling / The Art of Snuggling
                                       'tag_title'  Eleanor Rigby
                                             'bpm'  146.0
                                    'search_title'  'eleanor':1 'rigby':2
                                   'search_artist'  'inhale':1
                                  'search_release'  'act':2 'art':5 'of':3 'snuggling':4 'the':1
                                     'search_rest'  '2000':11,12 '316k':13,14 'a14':17 'eleanor':18 'electronic':20 'experimental':21 'oddio':7,8 'oddness':22 'of':1 'overplay':9,10 'rigby':19 'snuggling':2,4 'snugglingthe':6 'the':3,5 'vbr':15,16
                                    'search_combo'  '2000':19,20 '316k':21,22 'a14':25 'act':5C 'art':8C 'eleanor':1A,26 'electronic':28 'experimental':29 'inhale':3B 'oddio':15,16 'oddness':30 'of':6C,9 'overplay':17,18 'rigby':2A,27 'snuggling':7C,10,12 'snugglingthe':14 'the':4C,11,13 'vbr':23,24
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['metalcore', 'japanese', 'experimental', 'metal', 'dark ambient']
                                        'tag_date'  1995
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636915998.0319643  (2021-11-14 19:53:18)
                             'size'  6320834